Dr. Daniel "Dan" Jackson, Ph.D. is a Vesper. He has several times displayed he is an individual of great integrity, often passionately arguing against morally unsound plans. He tends to be very respectful of alien cultures, except when their culture involves immoral practices, and he often approaches the unknown with an almost childlike sense of awe. However, he seems to have a hard time accepting no-win scenarios. He was born in Whitehorse, Yukon, but now lives in Atlantis. He is Nilem12's Best friend.