Chris Phoenix is a co-moderator of the sci.nanotech newsgroup. He has been a regular attendee of Foresight Institute conferences and gatherings for many years. He has studied nanotechnology with K. Eric Drexler, when Drexler gave a course on the subject at Stanford University.
... age of 18, 8.0% from 18 to 24, 31.0% from 25 to 44, 21.9% from 45 to 64, and 16.9% who are 65 years of age or older. The median age is 39 years. For every 100 females ...