Complex sentence: Jeffrey S. Medkeff (born 1968), usual name Jeff Medkeff, is a prominent science writer and educator, a designer of robotic telescopes, a minor philanthopist, and an advocate of personal and sexual freedom.
Split into simpler sentences: Jeffrey S. Medkeff (born 1968), usual name Jeff Medkeff, is a prominent science writer and educator. He is also a designer of robotic telescopes, a minor philanthropist, and an advocate of personal and sexual freedom.