"Marker is an advisor to foundations and philanthropists [Marker Goldsmith Philanthropy Advisors], a professor of philanthropy [NYU Academy for Funder Education], and strategy consultant. He has taught at Hofstra, Brown, Loyola,and NYU. and has lectured in 33 countries on 5 continents and throughout the USA. Author of "Saying 'Yes' Wisely: Insights for the Thoughtful Philanthropy", Blooming Twig Books, 2009. Previously was university chaplain, ceo of strategy consulting firm, CEO of a private foundation, and Intl VP of international nfp. Serves board leadership positions for several foundations and other organizations.

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