David Waltner-Toews is an epidemiologist, veterinarian, and writer specializing in ecosystem approaches to health and disease. He is the founding president of Veterinarians without Borders.

His book, 'Eat the Beetles' examines the history of entomophagy (eating insects) and what may lay ahead as we search for solutions to feed our growing population,

Marjorie Alexander lives in L.A. and created A Sustainable Mind during her graduate program two years ago. A Sustainable Mind is her podcast channel where she educates people of all levels and backgrounds on current environmental topics and eco-friendly changes people can make to help lessen their carbon footprints. Her mission is to inspire others to be greener and make the world a better place.

In the past, Marjorie worked as an environmental media producer and water resources analyst. She was involved in the film industry but left this field to find a career path that was better aligned with her environmentally-supportive values. After removing herself from the film industry, she attended Green Mountain College and received her Masters of Science in Environmental Studies.

An interview with Ryan Dyment of Toronto Tool Library and Perla Plaza a moderator for a local freecycle.com chapter that exchanges household items for free.