Leo Guthart

Leo Guthart graduated from Harvard College with a BA degree in physics in 1958. He later attended Harvard Business School, where he received both an MBA in 1960{{cite web|url=http://www.innovateli.com/debrief-leo-guthart-topspin-partners/|title=DEBRIEF: Leo Guthart, Topspin Partners - Innovate Long Island|date=8 June 2015}} and later a Doctorate in Business Administration.{{Cite news|title=Ademco Security's Guthart: Persistence Pays Off For An Alarm Business Bell Ringer|last=Tarsala|first=Michael|date=15 May 1997|work=Investor's Business Daily}} As a writer, his work has appeared in textbooks, including Financial Management; Cases and Readings by Pearson Hunt and Victor Andrews.Hunt, Pearson; Andrews, Victor L. (1968). Financial Management; Cases and Readings. Richard D Irwin Inc. {{ISBN|0256017468}}.

Leo Guthart's research as a doctoral candidate at Harvard Business School found that companies were repurchasing larger amounts of their own stock than had generally been realized, determining that these purchases had become a previously underappreciated factor in the stock market,{{Cite news|title=Buying Yourself|last=Berton|first=Lee|date=29 July 1969|work=The Wall Street Journal|id = {{ProQuest|133391705}}}}{{Cite news|title=Corporate Cannibalism Thrives|last=Elia|first=Charles|date=19 March 1965|work=New York World-Telegram|page=26}}{{Cite news|title=Growing Trend: Firms Buying Back Stock|date=28 March 1965|work=New York Herald Tribune}}{{Cite news|title=Trend Has Impact on Market: More Firms Rebuy Their Own Stock|last=Murphy|first=Pat|date=19 March 1965|work=Chicago Daily News}} tracking the trend from 1954 to 1963.“Management Services”. American Institute of Certified Public Accountants. Volume 5. 1968. Page 55.{{cite web|url=https://books.google.com/books?id=_pwSAQAAMAAJ&q=leo+a+guthart|title=Management Services|date=17 March 1968|publisher=American Institute of Certified Public Accountants.|via=Google Books}} He also wrote in 1965 that the practice would become more widespread.{{Cite news|title=More companies buy their own stock, lowering near term supply, study shows|date=27 March 1965|work=Business Week}}

Guthart joined ADEMCO in 1963, which grew to the world's largest manufacturer of security and alarm devices by 1992,{{Cite news|title=CLOSE-UP Leo Guthart: A Man Ahead Of His Time|date=1988-04-25|work=Long Island Business News|page=3}} under the leadership of Guthart. He then served as Vice Chairman of Pittway Corporation and chief executive officer of its Security Group of Companies, including ADEMCO, until its sale to Honeywell in 2000.{{cite web|title=Company Overview of Topspin Partners LBO, LP|url=https://www.bloomberg.com/research/stocks/private/person.asp?personId=347465&privcapId=96641|website=Bloomberg Capital Markets|access-date=23 July 2017}} Simon Hakim and Erwin Blackstone wrote of Guthart's role that ADEMCO's “success” over the years, “can be attributed to Leo Guthart, [his] innovative behavior and willingness to take risks”.{{cite book|url=https://books.google.com/books?id=6Ifx9CEV2DcC&pg=PA269|title=Securing Home and Business: A Guide to the Electronic Security Industry|first1=Simon|last1=Hakim|first2=Erwin A.|last2=Blackstone|date=17 March 1997|publisher=Butterworth-Heinemann|via=Google Books|isbn=9780750696296}}

Guthart has also worked with technology transfer, focusing on commercializing the scientific work of research organizations. He also co-founded the Long Island Research Institute, alongside the Brookhaven National Laboratory, Cold Spring Harbor Laboratory, North Shore University Hospital, and Stony Brook University.{{Cite news|title=Building a Bridge for Business and Science|last=PENENBERG|first=ADAM L.|date=9 July 1995|work=New York Times|id = {{ProQuest|109497958}}}} In 1993 Guthart co-founded the Long Island Venture Fund with James Simons,{{Cite news|title=LI Gets a High-Tech Startup Fund|last=Bernstein|first=James|date=23 June 1993|work=Newsday|id = {{ProQuest|278642593}}}} and in 2000 he and Simons formed Topspin Partners, LP.{{Cite web|url=http://www.institutionalinvestor.com/article/1025234/the-other-face-of-jim-simons.html#.WZIV_rpFyZ8|title=The Other Face of Jim Simons|date=2004-12-06|website=www.institutionalinvestor.com|access-date=2017-08-14}} Guthart is currently Vice Chairman of Accelerate Long Island.{{Cite news|title=Key piece of LI's tech future Venture capital could be the catalyst to help Long Island become a research hub - and a job generator|date=5 January 2014|work=Newsday|id = {{ProQuest|1473999957}}}}

Guthart has also served as the Chairman of the Cylink Corporation.{{cite web|title=Company Overview of Cylink Corporation|url=https://www.bloomberg.com/research/stocks/private/snapshot.asp?privcapId=347463|website=Bloomberg|access-date=23 July 2017}}

Guthart was elected chairman of the Board of Trustees of Hofstra University in 1993{{cite news |id={{ProQuest|278701919}} |title=College Briefs |work=Newsday |date=5 December 1993 |page=3 }} and is currently a member of the Hofstra Board of Trustees.{{cite web|url=https://www.hofstra.edu/about/administration/president/pres_bot.html|title=Hofstra University Trustees - Hofstra - New York|website=www.hofstra.edu}} In 2021, Hofstra University announced that a business school building on its campus will be known as the Leo A. Guthart Hall for Innovation and Discovery.{{cite web | url=https://news.hofstra.edu/2021/05/20/hofstra-renames-business-school-building-center-for-entrepreneurship-to-honor-leo-a-guthart/ | title=Hofstra Renames Business School Building, Center for Entrepreneurship to Honor Leo A. Guthart | date=20 May 2021 }} Guthart is also the Treasurer and serves on the executive committee of the Cold Spring Harbor Laboratory,{{cite web |url=https://www.cshl.edu/About-Us/Leadership.html |title=CSHLLeadership {{!}} About Us |website=www.cshl.edu |url-status=dead |archive-url=https://web.archive.org/web/20140818085937/http://www.cshl.edu/About-Us/Leadership.html |archive-date=2014-08-18}} whose campus complex features the Laurie and Leo Guthart Discovery Tower in honor of his late wife.{{cite web |url=http://www.cshl.edu/news-a-features/new-research-buildings-open-at-cold-spring-harbor-laboratory.html |title=CSHLNew Research Buildings Open at Cold Spring Harbor Laboratory {{!}} News & Features |website=www.cshl.edu |url-status=dead |archive-url=https://web.archive.org/web/20150320144623/http://cshl.edu/news-a-features/new-research-buildings-open-at-cold-spring-harbor-laboratory.html |archive-date=2015-03-20}} Guthart also established the Laurie Carrol Guthart Professorship in Medicine in the Field of Neuroendocrinology at Harvard Medical School.{{cite web|url=http://www.massgeneral.org/News/newsarticle.aspx?id=1768|title=Klibanski named first Guthart Professor|website=Massachusetts General Hospital}} In 2010, Guthart was inducted into the Long Island Technology Hall of Fame.http://techisland.org/inductees2010.asp Long Island Technology Hall of Fame{{cite web|url=https://www.scribd.com/document/28204763/Long-Island-Technology-Hall-of-Fame|title=Long Island Technology Hall of Fame - Quantum Chromodynamics - Particle Physics|website=Scribd}}

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Category:Living people

Category:American businesspeople

Category:American economists

Category:Harvard Business School alumni

Category:Year of birth missing (living people)