So, Hal Clement's Cycle of Fire and Niven & Pournelle's The Mote in God's Eye... (con't)
Courtney MilanYou may recall the case where Lynne Freeman sued Tracy Wolff for writing a YA set in Alaska where the male lead was hot and broody, just like in Freeman's book. This litigation went on for three years before a judge finally read both books and said there was zero infringement.