(FORTUNE Magazine) – Molecular biologist John Fagan, 52, is the co-founder and chairman of testing and certification service Genetic ID, which helps the agrifood industry pass regulatory and consumer hurdles. Fagan made headlines earlier this year by running tests on Kraft taco shells for an advocacy group. The tests showed the presence of genetically modified corn not yet approved for human consumption, igniting a storm of controversy.

Two Sides of the Biotech Debate www.whybiotech.com www.biotech-info.net We have to keep up on all dimensions of the ag-biotech debate. The first site is where the ag-biotech industry explains how it is going to solve humanity's problems. The second, data-heavy site raises safety and environmental questions.

Leopold Center www.leopold.iastate.edu Sustainable agriculture is essential to the future of humanity. From pest management to organic farming, this site provides the latest.

Anglo-Australian Observatory www.aao.gov.au/images I always have a site like this--images of galaxies, flowers, mountain scenes, or beautiful bugs--where I can get a quick hit of nature in the middle of a hectic day.

Maharishi University of Management www.mum.edu Questions about my Transcendental Meditation affiliation always crop up. The site tells the real story.