Secular Humanism arose as an attempt to give some meaning to atheism. As such, it was villified horribly by the religious establishment, and hence their name is mud in the ears of the religious. Good, but they never quite got in tune with the infinite. One common hobby for atheists is to go around debunking psudoscientific claims of scam artists and religious ignorance-enforcers. These items describe and promote such endeavors, with particular emphasis on claims of creationists regarding evolution.
True separation demands school privatization.
Extropians believe in the advancement of humankind through nanotechnology, genetic engineering and cryogenic life extension. Also known as Transhumanists, they seek to transcend the limits of the current human form.