Our Team

The CITY team is made up of core staff members, mentors in residence, and fellows. Core staff members are based full-time at CITY. Mentors in Residence have full-time jobs in other parts of Yale or their own companies, and spend 1-3 days a week with us on site. Our fellows are experts in their fields, and visit us once a semester to inspire students through talks, workshops, and office hours. Check out our all-star team below.

Bobby Berry Innovation Fellow
Bobby Berry Innovation Fellow

Bobby Xavier Berry is an Innovation Fellow split between Tsai CITY and the Yale Center for Collaborative Arts and Media (CCAM). His primary focus is arts, design, technology, and media with an emphasis on virtual reality and augmented reality.

Bobby graduated from Yale University in 2018 with a degree in Computing and the Arts. During that time he worked on projects spanning theater, installation, dance, and poetry. Between CITY and CCAM, he works on developing a better understanding of what artistic resources students need and helps the two centers develop strategies to meet those needs. He also works to evangelize technical innovation, encouraging students to experiment with different technologies and find novel applications for them.

bobby.berry@yale.edu | Sign up for Bobby’s office hours

Peter Boyd <br /><span class="team-title">Mentor in Residence</span>
Peter Boyd
Mentor in Residence

Specializes in: social and environmental entrepreneurship

At Yale, Peter is a Mentor-in-Residence at Tsai CITY and an Executive Fellow at the Yale Center for Business and the Environment. This involves guest-lecturing on selected courses, helping accelerate social and environmental entrepreneurship across campus, offering career advice for students, and hosting a new Net Zero Action Group.

Outside Yale, Peter’s work spans strategy, marketing, climate change solutions and entrepreneurial opportunity. He recently moved from launch director and COO of the Carbon War Room to advising The B Team on their Net-Zero initiative leading up to COP21 in Paris, and is now focused on launching his own company Time4Good. Peter’s private sector experience includes more than 10 years with Virgin Group (including time as CEO of Virgin Mobile South Africa) and McKinsey & Co.; after graduating BA Hons. from Oxford University reading Philosophy, Politics & Economics.

In his hometown of Westport, CT he is a member of the board of trustees at Earthplace and serves on the town’s Green Task Force.

peter.boyd@yale.edu | Sign Up for Office Hours

Margaret Cartiera Mentor in Residence
Margaret Cartiera Mentor in Residence

Specializes in: health tech, biotech, technology translation and commercialization, early-stage funding, operations and team dynamics

Dr. Margaret Cartiera is the Investment and Innovation Director for Yale’s Center for Biomedical Innovation and Technology (CBIT) and Yale New Haven Health’s Center for Health Innovation. She also serves as a Mentor in Residence at Tsai CITY. Margaret is passionate about healthcare innovation and building capacity in people and organizations.

After spending more than a decade in varied roles in management, investment, business development, regulatory affairs, and operations in different settings, Margaret has first-hand appreciation of the challenges involved in the innovation lifecycle, perspectives of the multiple stakeholders involved, and understanding of the current shifts in the healthcare landscape and where gaps exists.

Margaret earned her Ph.D. in biomedical engineering from Yale University, where her studies focused on polymer drug delivery systems. She completed her Master of Science from the University of Pennsylvania in bioengineering with business coursework at the Wharton School, and received her B.S. in biomedical engineering from Rensselaer Polytechnic Institute.

margaret.cartiera@yale.edu | Sign Up for Margaret’s Office Hours

Konstantine Drakonakis <br /><span class="team-title">Mentor in Residence</span>
Konstantine Drakonakis
Mentor in Residence

Specializes in: general entrepreneurship, early-stage investing, green-tech, biotech/medical devices, life science, physical science, venture capital, project finance

Konstantine is an experienced early stage venture investor focused on proprietary IMPACT technologies within the software, med-tech and green-tech markets. Konstantine opened the New Haven Office for LaunchCapital in 2008 and has led over 40 investments. Konstantine has served as a Chief Strategy Officer for Amastan Technologies, and is presently a Strategic Advisor and Board Director for Biorez. Konstantine brings over 15 years of experience in Venture Capital and Project Finance to mentorship at CITY from his roles at LaunchCapital and the Connecticut Clean Energy Fund, as well as environmental management and consulting as a Professional Engineer.

Konstantine is a strategic advisor and board director for many of his portfolio companies, including Amastan Technologies, EpiEP, Biorez, TearSolutions, and Affinimark Technologies. Konstantine is actively involved in the incubation and inception stage of the entrepreneurial ecosystem and serves as an advisor to CURE’s Bioscience Clubhouse, the Entrepreneurship Foundation, the Donaghue Foundation, and the District Venture & Innovation Center. He also serves as the President of the Crossroad Venture Group (CVG), the networking group for investors and entrepreneurs in Connecticut.

Prior to LaunchCapital, Konstantine was the Manager of New Technology Investments and Infrastructure Development at the Connecticut Clean Energy Fund and Connecticut Innovations. He holds a Masters in Environmental Management from Yale University and a Civil and Environmental Engineering degree from the University of Vermont. He is a board certified Professional Engineer and is a member of the National Civil Engineering Honors Society.

Konstantine has led investments in multiple Yale startups, such as Thunder (PaperG), YouRenew (ACQ by Clover), Novatract Surgical, Ancera, and Hadapt (ACW by Terrdata) as well as Yale affiliated ventures such as Qtonic, Affinimark, Patient Wisdom, and C8 Sciences.

Sign Up for Konstantine’s Office Hours

Justin Freiberg <br /><span class="team-title">Mentor in Residence</span>
Justin Freiberg
Mentor in Residence

Justin Freiberg founded and directs the Yale Landscape Lab. The lab seeks to utilize the whole of Yale West Campus to create fascinating new venues and support structures for game-changing applied research. This includes directing efforts at the Yale West Campus Urban Farm and the Experimental Grassland, which like the rest of the natural environment of the campus, are used to spur innovations through experimentation and collaboration. He also co-founded and directs Yale Cultivate Health, which seeks to build new ways of teaching within the health sciences through partnerships with the Yale School of Nursing and Yale School of Medicine. Justin serves on the Board of the New Haven Land Trust.

Justin’s background is in building environmental collaborations: he co-founded Encendia Biochar, as well as the Urban Foodshed Collaborative, both of which aimed to close material and social loops to create resilient, sustainable systems. Past work with the Wildlife Conservation Society, Added Value, the University of Liberal Arts Bangladesh, the US-Asia Institute, and Stone Barns Center for Food and Agriculture has taught Justin to create programming that engages communities around shared interests in the natural environment, food and farming, and entrepreneurship. Justin holds a Masters from the Yale School of Forestry and Environmental Studies, an M.A. and B.A. in psychology from Wesleyan University, and a Certificate in Conservation Biology from Columbia University. He has apprenticed under farmers in Italy, France, and the U.S.

justin.freiberg@yale.edu | Sign Up for Justin’s Office Hours

Constance Greaves Senior Administrative Assistant
Constance Greaves Senior Administrative Assistant

Constance Greaves is Senior Administrative Assistant at Tsai CITY. Before joining CITY, Constance worked in the healthcare industry for over 25 years, with extensive knowledge and experience of processing medical claims, payment adjustment, customer service, product training, provider installation, healthcare data collection, accounts receivable, and hospital audits and compliance. Constance holds a Bachelor of Science degree in business and leadership from Albertus Magnus College. She has lived in New Haven for over 40 years.

Zoe Hunter Innovation Fellow
Zoe Hunter Innovation Fellow

Zoe is a CITY Innovation Fellow/Program Manager whose program portfolio includes the CITY Accelerator, Innovator’s Toolkit workshop series, and overseeing CITY’s Innovation Advisors and Student Advisory Board.

Zoe has experience in student services, resource development, non-profit fundraising, and community engagement—having served previously at Yale School of Nursing, Yale Divinity School, and United Way of Greater New Haven before joining the CITY team.

Beyond her work at Yale, Zoe is a certified life coach and the award-winning creator of women empowerment brand, DEAR QUEENS, founded to inspire women toward personal and spiritual wellness. In 2019 DEAR QUEENS launched its Adult Education Book Scholarship, providing financial resources to non-traditional high school students pursuing higher education. She is also a seasoned grant-reviewer for the Community Foundation for Greater New Haven’s annual responsive grant, and a freelance writer for digital media outlet xoNecole.

Zoe is passionate about helping people become their best selves and creating lasting impact in the lives of others. She brings expertise centered around community engagement, non-profit development, and social entrepreneurship. She is also passionate about mental wellness, self-discovery, and purpose-driven living.

zoe.hunter@yale.edu | Sign up for Zoe’s office hours

Clare Leinweber Executive Director
Clare Leinweber Executive Director

Clare Leinweber joins Tsai CITY as an experienced leader in innovation education. For over 15 years, she has mentored and taught hundreds of student innovators, founders, and joiners, helping them develop compelling ideas to solve real-world problems by creating for-profit or not-for-profit ventures and by innovating from within established organizations.

Clare comes to Yale from the Wharton School of the University of Pennsylvania, where she led the Penn Wharton Entrepreneurship center. In this role, she directed co-curricular experiential learning innovation programs for Penn undergraduate and graduate students in Philadelphia and San Francisco. During her tenure at Penn, the center’s programs expanded substantially in reach and breadth of content, achieving significant growth and diversity in student participation and successfully launching numerous student enterprises.

Clare holds a master’s degree in human development and a bachelor’s degree in anthropology, both from the University of Chicago. Clare also holds a graduate certificate in management from the Wharton School and a master’s degree in public health from the Perelman School of Medicine at the University of Pennsylvania.


Ony Obiocha <br /><span class="team-title">Associate Director</span>
Ony Obiocha
Associate Director

Onyeka Obiocha is Associate Director at CITY. Previously, he was the inaugural Director of Innovation at Dwight Hall, focusing on developing trainings, programs, and partnerships to support members of the Yale and Greater New Haven communities dedicated to creating social change. Outside of Yale, Ony’s work spans community development, social entrepreneurship, and civic consulting. He recently moved from President and Co-Founder of A Happy Life, a social enterprise dedicated to creating a happier world for all, to launching Breakfast Lunch & Dinner a design studio that aims to build social cohesion through economic and cultural development. Prior to his entrepreneurial endeavors Ony consulted for Special Olympics International and launched a microcosignment program in South Africa.

onyeka.obiocha@yale.edu | Sign Up for Ony’s Office Hours

LAURA MITCHELL TULLY <br /><span class="team-title">Communications Officer</span>
Communications Officer

Laura Mitchell Tully loves connecting people and ideas. Prior to joining Tsai CITY, she led communications and public programs as part of the founding team of the Jacobs Institute for Design Innovation, an interdisciplinary hub for design and emerging technology at UC Berkeley. Over the years, she’s been involved with organizations like SFMOMA and Harvard’s metaLAB and has worked on projects that range from exploring new ways of activating journalism archives to creating experimental publications about art and open data. Laura holds a B.A. in history from UCLA and an M.A. in public humanities from Brown.

laura.mitchell@yale.edu | Sign up for Laura’s office hours

Victor Padilla-Taylor Director of Networks
Victor Padilla-Taylor Director of Networks

Victor Padilla-Taylor is Director of Mentor, Advisor, and Partner Networks at Tsai CITY, where he works to build a support network for students interested in entrepreneurship and innovation at Yale University.

Previously, he was a Global Leadership Fellow at the World Economic Forum, where he brought together key decision-makers and experts from business and society to work in collaborative activities addressing the most crucial global issues, such as the provision of humanitarian aid and access to transportation in rural areas. Prior to joining the Forum, he held strategic positions for more than 10 years at trading firms in Latin America to optimize their worldwide operations and business development in a diverse range of industry verticals such as chemicals, agriculture and transportation.

Victor is a Master of Advanced Management graduate from Yale University. He holds an MBA from Pontificia Universidad Catolica de Chile and a Chemical and Industrial Engineering degree from his adopted country Guatemala, where he was captain for the Men's National Basketball Team. He has dabbled as a musician, a drama director, and blogger to bridge barriers between people from diverse backgrounds. A new resident to New Haven with his wife Maria and four children, he enjoys welcoming international students and scholars to Yale.


BALJEET SANDHU Innovator in Residence
BALJEET SANDHU Innovator in Residence

Baljeet Sandhu is a UK human rights attorney, a Visiting Fellow of the Information Society Project at the Yale Law School, and Innovator in Residence at the Tsai Center for Innovative Thinking at Yale (CITY). Baljeet’s core interests span human rights, social innovation, and social and economic justice. She believes that the work of organizations tackling social problems needs radical reform and transformation, and has spoken widely on the need for inclusive and equitable opportunities for changemakers with direct lived experience of the social issues and injustices we collectively seek to tackle. She is an adviser to UK philanthropists, funders, and government departments, and is a founding partner of the 2027 Project, which is helping to diversify the UK philanthropic sector and bring community power into grant giving. As the founding director of the Migrant & Refugee Children’s Legal Unit (MiCLU) she developed pioneering strategic legal, policy and practice reform programs and spearheaded a wide range of national and global access to justice and legal education strategies to address the protection needs of vulnerable migrant children in the UK and EU. She was awarded UK Young Legal Aid Lawyer of the Year, is a UK Clore Social Leadership Fellow, a 2017 Yale World Fellow, and a fellow of the Vital Voices Female Global Leaders Partnership. In recognition of her work, she was honored with the DVF International Award during the Women in the World Conference at the United Nations in April 2017. This year at Tsai CITY, she has launched the Knowledge Equity Initiative (KEI), which will focus on how we can meaningfully and equitably value the knowledge gathered through lived experience to lead social change, innovation, and entrepreneurship. The KEI is a groundbreaking research, education, and practice hub seeking to share knowledge and learning, as well as build partnerships across local, national, and global communities.

baljeet.sandhu@yale.edu | Sign up for Baljeet’s office hours

Peter Schulam Faculty Director
Peter Schulam Faculty Director

Peter Schulam, MD, PhD, is Professor of Urology and Chair of the Department of Urology at Yale School of Medicine. He is also the Chief of the Department of Urology atYale-New Haven Hospital and the Clinical Program Leader for the Prostate and Urologic Cancers Program at Smilow Cancer Hospital. He graduated from the Medical Scientist Training Program at Baylor College of Medicine with an MD and a PhD in Immunology. His surgical and urologic training was at Johns Hopkins Hospital in Baltimore, Maryland. Following a brief period at Baylor in Houston, he was recruited as the Chief of Minimally Invasive Surgery in the Department of Urology at UCLA. At UCLA, he developed laparoscopic and robotic surgery programs for prostate and kidney cancer. He was also the Surgical Director of the Living Kidney Donor Program and performed over 1,200 laparoscopic living donor kidney procedures. At UCLA, he became the vice chair of the department and was actively involved in improving the patient experience throughout the hospital. In January of 2012, he became the Chair of the Department of Urology at Yale. His focus is to build a program that can offer every patient with any urologic condition state of the art diagnosis and treatment in an environment that is patient centered.

Dr. Schulam has been very active in medical device development. He has been an advisor to Computer Motion, Intuitive Surgical, Karl Storz, ACMI and Cook. He is currently a scientific advisor to SurgiQuest, Suture Ease and MedicaMetrix. In addition, he holds the patent for the second-generation ureteroscope that is now the standard in urologic endoscopy.

While at UCLA, he founded the Center for Advanced Surgical and Interventional Technology (CASIT) for the development of next-generation surgical technology and for the enhancement of surgical education and training. It is because of this passion for improving patient care through the advancement of medical technology that he co-founded CBIT at Yale with Dr. Mark Saltzman.

Ben Soltoff
Ben Soltoff

Ben Soltoff is the Environmental Innovation Fellow at the Tsai CITY and the Yale Center for Business and the Environment (CBEY). He works with students to explore how new ideas, technologies, and business models can address the world’s most pressing environmental problems.

Ben holds a dual master’s degree from the Yale School of Management and the Yale School of Forestry & Environmental Studies. As a student, he was dedicated to building Yale’s ecosystem for environmental innovators, and he is excited to be continuing that effort as a full-time fellow.

Outside of Yale, he has worked for several environmentally relevant start-ups, ranging from a social enterprise in Mexico installing off-grid solar energy to a tech company in Silicon Valley building energy efficient ovens that cook with light. He also has experience working on international climate policy at World Resources Institute as well as grassroots climate resilience initiatives in rural India.

Along with his Yale MBA-MEM degree, Ben holds a Bachelor of Science from Duke University.

In his spare time, he enjoys getting deeply fascinated with a good book, obscure animal facts, or whatever shiny object, concept, or person happens to hold his attention.

ben.soltoff@yale.edu | Sign up for Ben’s office hours

Ellen Su <br /><span class="team-title">Mentor in Residence</span>
Ellen Su
Mentor in Residence

Specializes in: product development, pitching and funding strategies, building stakeholder relationships, building a healthcare startup, accounting/ finances/ other operations questions

Ellen is the co-founder and CEO of Wellinks, a wearable medical device company, and handles product design, general operations, and fundraising. She graduated from Yale University and has a background in Product Design, Graphic Design, and Software UI/UX. She is passionate about human-centered design and healthcare and has applied HCD principles in the development of Wellinks, her past work as a UI/UX designer in startups, her work at the CEID, and past research human-machine interaction. As CEO of Wellinks, she has established and negotiated partnerships, built relationships with surgeons, researchers, and patient support groups, and pitched for and raised over $1 million in funding for Wellinks.

Sign Up for Ellen’s Office Hours

Kassie Tucker <br /><span class="team-title">Managing Director</span>
Kassie Tucker
Managing Director

Kassie is Managing Director at CITY, where she focuses on engaging students and fostering conversations around entrepreneurship and innovation across Yale’s campus through programming. Prior to joining CITY, she served as Program Director for the Yale Entrepreneurial Institute. She has launched and managed a wide variety of programs and served as an academic advisor to graduate students at MIT and Boston University. She holds a BS in Business Administration from the University of Mary Washington and a MBA from Babson College.

kassie.tucker@yale.edu | Sign Up for Kassie’s Office Hours

MARTIN E. WAINSTEIN Innovator in Residence
MARTIN E. WAINSTEIN Innovator in Residence

Martin is an Innovator-in-Residence at the Tsai Center for Innovative Thinking at Yale, where he leads the development of the Yale Open Innovation Lab. He is also a research associate at the Yale department of Electrical Engineering, and a research affiliate at the Digital Currency Initiative of the MIT Media Lab. Martin did his PhD at the Australian-German Climate & Energy College in the University of Melbourne, Australia and holds an undergraduate degree from The University of Southern California where he focused on Geo and Astrobiology. Thinking holistically about big picture sustainability and translating this into innovative entrepreneurial action is by far what he enjoys the most!

After his undergraduate studies he returned to Argentina, his home country, to start a social enterprise that provides products and services for the low-carbon transition. As an entrepreneur, Martin has developed projects in renewable energies for the built environment, biofuel projects for large agriculture farms, forest conservation initiatives, marketing and corporate social responsibility campaigns for multinationals and established a network of sustainable architecture to engage in social innovation. Prior to starting his PhD in Melbourne, he co-founded a startup on wellness living in New Zealand. If he is not thinking about the planet, new social startups and the evolution of humankind, he’d rather be on a surfboard, snowboard, kitesurf or wakeboard. He likes to communicate his ideas through graphic design and visual art.
Learn more at: openlab.yale.edu and martinwainstein.com

martin.wainstein@yale.edu | Sign Up for Martin’s Office Hours

Abby Winslow Operations and Events Manager
Abby Winslow Operations and Events Manager

Abby Winslow is the Operations and Events Manager at Tsai CITY and as a relative newcomer to higher education, she is excited to lend her entrepreneurial skills to the center and Yale University as a whole. Abby is a long-time resident of the greatest small city in America (New Haven) and deeply passionate about the Yale-New Haven community. With 20 years of experience in the restaurant industry, she is entrenched in the local and national food scene and has helped open and operate more than 20 restaurants including Barcelona Restaurant in New Haven. After a stint in Johnson & Wales University’s Culinary Arts program, she studied Spanish and Women’s Studies at Southern Connecticut State University, furthered by Accounting at UConn, and speaks fluent Spanish as well as un petit peu de French.