Paul Ehrlich and PaulHolgren co-authored a book on forced sterilization agents for food and water supply

http://www.prisonplanet.com/1972-article-unearthed-worse-than-hitler-population-bomb-author-paul-ehrlich-suggested-adding-a-forced-sterilization-agent-to-staple-food-and-water-supply.html

Holgren is a bud of Obama and holds an office.