
Raymond Falci
- Adjunct Associate Professor of Business
- Decision, Risk, and Operations Division
Raymond G. Falci currently serves on several healthcare boards and is an adjunct professor at Columbia Business School, having previously worked on Wall Street for 20+ years. Mr. Falci was a Managing Director at Cain Brothers from 2006 to 2016, serving on the Executive Committee and co-heading the firm’s Services & Technology practice. Ray’s banking focus included Healthcare IT and Revenue Cycle Management as well as healthcare distribution, specialty pharmacy and PBMs. Prior to joining Cain Brothers, Mr.

Boaz Galinson
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division

Mattan Griffel
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division
Mattan Griffel is a recipient of the Dean's Award for Teaching Excellence. Mattan is a two-time Y Combinator-backed entrepreneur and the Co-Founder of Ophelia, a company that helps people quit opioids without having to go to rehab.

Sunny Israni
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division

Prakirt Jhunjhunwala
- Postdoctoral Research Scholar in the Faculty of Business
- Decision, Risk, and Operations Division

Prakirt Jhunjhunwala
- Postdoctoral Research Scholar in the Faculty of Business
- Decision, Risk, and Operations Division

Hardeep Johar
- Senior Lecturer in Discipline
- Decision, Risk, and Operations Division
Hardeep Johar received an M.A. in Economics from the Birla Institute of Technology and Science and is a Fellow of the Indian Institute of Management Calcutta. He received a Ph.D. in Information Systems from the Stern School of Business, New York University in 1994. Prior to joining Columbia, Johar has worked as a quantitative trader at Morgan Stanley, Credit Suisse and Deutsche Bank, at a tech startup (MSpoke), and has taught at NYU Stern School of Business and the Gabelli School of Business Fordham University.

David Juran
- Senior Lecturer in Business
- Decision, Risk, and Operations Division
David Juran teaches courses in Managerial Statistics, Decision Models, and Applied Regression Analysis. He is a winner of the Robert W. Lear Service Award, the Margaret Chandler Memorial Award for Commitment to Excellence, and the Dean's Award for Teaching Excellence in a Core Course. His research on the modeling of human factors in productive systems and the management of quality has appeared in Management Science, Journal of Operations Management, and other journals.

Kriste Krstovski
- Adjunct Assistant Professor
- Decision, Risk, and Operations Division
Kriste Krstovski is an adjunct assistant professor at the Columbia Business School and an associate research scientist at the Data Science Institute. Previously he was a postdoctoral research scientist working with David Blei at Columbia University and John Lafferty at Yale University.

Jared Lander
- Adjunct Assistant Professor
- Decision, Risk, and Operations Division
Jared P. Lander is the Chief Data Scientist of Lander Analytics, a data science and artificial intelligence consulting and training firm based in New York City; the organizer of the New York Open Statistical Programming Meetup, and the R Conferences in New York, Washington DC and Dublin); author of R for Everyone. With an M.A.

Brett Martin
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division
Brett Martin is co-Founder and Managing Partner of Charge Ventures, a pre-seed focused venture fund based in Brooklyn, NY. He also serves as an Adjunct Professor at Columbia Business School.

Desmond McGowan
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division

Ezra Mehlman
- Associate in Business
- Decision, Risk, and Operations Division
Ezra Mehlman is a General Partner at Health Enterprise Partners L.P, a lower middle market growth equity firm focused on healthcare IT and services. Prior to completing his MBA at Columbia Business School and joining HEP in 2010, Ezra was a Senior Analyst at the Advisory Board Company (NASDAQ: ABCO), providing best-practice consulting and research services to hospitals and health systems. After leaving the Advisory Board Company, Ezra served as a Senior Consultant in the health care practice of Booz Allen Hamilton focusing on engagements in the provider space.

Alex Mills
- Adjunct Associate Professor of Business
- Decision, Risk, and Operations Division
Professor Alex F. Mills is an expert in operations management and business analytics. His research focuses on the service sector, with a particular emphasis on healthcare. He has published in Management Science, Manufacturing & Service Operations Management, and other top business journals. Professor Mills is a member of the full-time faculty at Baruch College, and a member of the doctoral faculty at the Graduate Center, both in the City University of New York. He earned his PhD in Statistics and Operations Research from the University of North Carolina.

Marco Morales Barba
- Adjunct Assistant Professor of Political Science and Business
- Decision, Risk, and Operations Division

Marco Morales Barba
- Adjunct Assistant Professor of Political Science and Business
- Decision, Risk, and Operations Division

Kyle Owens
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division

Evan Picoult
- Adjunct Professor of Business
- Decision, Risk, and Operations Division
Professor Picoult teaches the Risk Management course, which is currently offered in a joint Master of Science degree program of the DRO department of the Business School and the IEOR department of the School of Engineering and Science. In 2018 Picoult retired as managing director of Citi, where he had worked for 38 years. He had been the head of Citi’s Economic Capital and Stress Testing Methodology unit and served on a number of firm-wide risk governance committees.

Jason Prestinario
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division

Angela Quintero
- Managing Director
- W. Edwards Deming Center
- Adjunct Assistant Professor
- Decision, Risk, and Operations Division

Angela Quintero
- Managing Director
- W. Edwards Deming Center
- Adjunct Assistant Professor
- Decision, Risk, and Operations Division
Angela Quintero is the Managing Director in the W. Edwards Deming Center for Quality, Productivity, and Competitiveness. The center promotes operational excellence in business through the development of research, best practices, and strategic planning by sponsoring applied research, focused education and professional development initiatives, disseminating best practices, and fostering partnerships with companies in the area of operational excellence.

Neha Shah
- Adjunct Associate Professor of Business
- Decision, Risk, and Operations Division

Harborne Stuart
- Adjunct Professor of Business
- Decision, Risk, and Operations Division
Professor Stuart teaches Managerial Negotiations and Game-theoretic Business Strategy. His research focuses on the development of business theory using game-theoretic approaches. It includes the further development of "value-based strategy," which studies businesses as the central players in economic value creation, and “interactive decision theory,” which takes strategic uncertainty as the primary focus of strategic interaction. Application of the research is principally to the fields of strategy, negotiation, and operations.

David Tamburri
- Lecturer in Continuing Education, Lecturer in Business
- Decision, Risk, and Operations Division

David Tamburri
- Lecturer in Continuing Education, Lecturer in Business
- Decision, Risk, and Operations Division
Dave Tamburri is a Managing Partner of Health Enterprise Partners, L.P. Prior to joining HEP in 2009, Dave was a Vice President for Susquehanna Growth Equity, a private equity group focused on growth stage technology companies. He was formerly the President and Chief Operating Officer of Onward Healthcare, Inc., a Welsh, Carson, Anderson & Stowe portfolio company. Prior to Onward, Dave was an Executive Vice President of Pinnacor, Inc., a General Atlantic portfolio company, which went public.

Halle Tecco
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division
Halle Tecco, MBA, MPH is a digital health investor who created the first MBA-level course on digital health investing in 2015 for Columbia Business School. Previously, she founded seed fund Rock Health and women’s health company Natalist (acquired by Everly Health). She is an advisor to the Harvard Medical School Department of Biomedical Informatics and serves on the Boards of the International African American Museum and RESOLVE.

Peter Tollman
- Executive in Residence
- Executives in Residence Program
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division
- Areas of Advising:
- Strategy Consulting, Operational Transformation, Business Strategy, Healthcare

Peter Tollman
- Executive in Residence
- Executives in Residence Program
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division
- Areas of Advising:
- Strategy Consulting, Operational Transformation, Business Strategy, Healthcare
Peter Tollman is Senior Partner Emeritus at Boston Consulting Group. He's also Senior Advisor to the firm and, previously, was Managing Director and Senior Partner in the firm's Boston office. He led BCG's CEO Advisory Practice globally, served as global leader of BCG’s Biopharmaceutical Practice, and led its People and Organization Practice in the Americas. He was also a BCG Fellow, a prestigious thought-leadership post.

Gerry Tsoukalas
- Adjunct Associate Professor of Business
- Decision, Risk, and Operations Division

Thomas Vladeck
- Adjunct Assistant Professor of Business
- Decision, Risk, and Operations Division

Patrick Wu
- Staff Associate I in the Faculty of Business
- Decision, Risk, and Operations Division