Nathan John Hagens

Co-founder and Director ISEOF

Nate is the Co-Founder and Director of ISEOF. Formerly in the finance industry at Lehman Brothers and Salomon Brothers, since 2003 Nate has shifted his focus to understanding the interrelationships between energy, environment, and finance and the implication this synthesis has for human futures.


Nate continues to work with the world’s leading ecologists, energy experts, and systems thinkers to assemble a cohesive description and road-map of where we’re headed and what to do about it. He holds a Masters Degree in Finance with Honors from the University of Chicago and a Ph.D. in Natural Resources from the University of Vermont. Nate has appeared in various films and TV shows and lectured around the world on issues of energy and sustainability. He was the managing editor of, a previous ISEOF educational initiative.

Joan M. Diamond

Joan has executive background in private and nonprofit sectors, including Fortune 500 energy enterprises including executive VP of Hawaiian Electric Company, vice president and corporate secretary of a Silicon Valley telecommunications company, and COO of the Nautilus Institute for Security and Sustainability. She is the Executive Director of Stanford University’s Millennium Alliance for Humanity and the Biosphere (MAHB) and of the Crans Foresight Analysis Nexus (FAN).

Matt Kayhoe

Matt spent most of his career consulting on issues of strategy, creativity, and leadership in science-based organizations in the for-profit and social sectors. He is currently Director of Strategy and Partnerships for Environmental Health Sciences and has a deep history in environmental and social justice. He can be found herding foster animals around his Washington DC home, or on long bike rides to gain respite from them.