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Ron Samuel Dembo is an academic and entrepreneur.

Dembo formerly served as a professor at Yale University.^[1] During this time, he held joint appointments in both the Department of Computer Science and the School of Management.^{[citation needed]} He co-authored three Technical Reports at Yale's Dept. of Computer Science in 1984.^[2]

Dembo's scholarly contributions encompass a diverse range of subjects, including finance and mathematical optimization. He is listed as inventor for patents in fields such as computational finance, climate change, and software engineering.^{[citation needed]}

Dembo was founder and CEO of Algorithmics Incorporated.^{[citation needed]} Algorithmics was sold to Fitch in 2005^{[citation needed]} and later to IBM in 2012.^[3] It has since been acquired by SS&C.^[4]

In 2005, Dembo founded Zerofootprint Software, a Toronto-based, cleantech software and services company.^[5] In the same year, he founded the non-profit Zerofootprint Foundation^[6] which won gold in the Climate Change category at the Canadian Environment Awards in 2008.^[7] In 2009, Dembo also established the ZERO prize, a one million dollar prize for a design to retrofit a concrete building built between 1945 and 1990.^[8]

He currently sits on a number of boards,^{[citation needed]} is a member of the Climate Change Adaptation Advisory Committee Canada,^{[citation needed]} and was appointed to the Steering Committee of the World Urban Campaign, coordinated by UN-Habitat.^{[citation needed]}

In May 2007, Dembo was made a lifetime Fields Institute Fellow.^[9] This fellowship is awarded to "individuals who have made outstanding contributions to the Fields Institute," its programs, and to the Canadian mathematical community. Dembo's alma mater, the University of Waterloo, honored Dembo with a Distinguished Alumni Achievement Medal for Professional Achievement in business and climate change in 2007.^[10]

In 2008, he received a Green Toronto Award from the City of Toronto for his work with Zerofootprint,^{[citation needed]} as well as a Certificate of Recognition, Champion of Green from the Government of Ontario.^{[citation needed]}

In 2009 and 2010, Dembo participated in the Steering Committee of the World Urban Campaign, as coordinated by UN Habitat, in Barcelona,^[11] Paris,^[12] and Rio de Janeiro.^[13] In 2024, Zerofootprint remains a Partner in the Business and Industries Constituency of the World Urban Campaign by UN Habitat.^[14]

Dembo is the author of Seeing Tomorrow: Rewriting the Rules of Risk, co-authored with Andrew Freeman, published in April 1998;^[15] Upside Downside: Simple Rules of Risk Management for the Smart Investor, co-authored with Daniel Stoffman, published in March 2006;^[16] and Risk Thinking, published in 2021.^[17]