Karen is an animal rights advocate and president of United Poultry Concerns. UPC is a non-profit organization founded in 1990 to address the treatment of domestic fowl in farming – including chickens, turkeys, and ducks. Karen also runs an animal sanctuary. She is the author of several books on veganism and animal rights, including Prisoned Chickens, Poisoned Eggs: An Inside Look at the Modern Poultry Industry (1997) and The Holocaust and the Henmaid's Tale: A Case for Comparing Atrocities (2005).
Karen is vegan, implying a sentiocentric moral scope. She seems to be non-religious and to have a naturalistic worldview.