Naked to the Stars

During an action on the third planet from Arcturus, soldier Cal Truent woke up in the hospital with a sixteen-hour hole in his memory. No one knows what it is that Cal has forgotten, but his superiors can't take the chance that it might be something deadly to his fellow soldiers -- and to Earth. ...

Gordon Rupert Dickson was an American science fiction author. He was born in Canada, then moved to Minneapolis, Minnesota as a teenager. He is probably most famous for his Childe Cycle and the Dragon Knight series. He won three Hugo awards and one Nebula award.