Rick was 5'10" tall and around 160 pounds, with curly brown hair. He was a peacenik, but was forced to kill to save his friends' lives.
Richard Neal Ginsberg was born in 1970, son of an accountant and a housewife. He wanted to be a baseball player and an accountant like his father, but ended becoming a scientist instead and was recruited into the Totality Concept, where he worked as part of Project Cerberus. He was later diagnosed with ALS (a muscular degenerative disease also known as Lou Gehrig's Disease) and all treatments failed, he was cryogenically frozen and shipped to a redoubt in California for storage until such time as he could be cured. (Ice and Fire
Unfortunately, Skydark came soon after and he spent the next hundred years in Cryosleep. The companions awakened him, and he accompanied them on their journey, though his disease made life difficult for them all. It took a turn for the worse when they went to Russia; they were pursued back to the gateway by Zimyanin's men, and he died at the entrance to the gate itself not long after getting it repaired (Red Equinox).