She had previously been an acquisitions librarian at the Harvard University Library; after UCLA, she subsequently was head of References and Collection Development at the Princeton University Library
Joyce Muskat was one of only four writers with no prior television credits able to sell a script to Star Trek: The Original Series (David Gerrold, Judy Burns, and Jean Lisette Aroeste were the other three).
Jean-Paul Sartre | Jean-Jacques Rousseau | Jean Cocteau | Jean Genet | Jean-Luc Godard | Wyclef Jean | Jean Racine | Jean Chrétien | Jean Michel Jarre | Jean Paul Gaultier | Jean Nouvel | Jean-Michel Basquiat | Jean Giraud | Jean Sibelius | Jean-Luc Ponty | Jean-Baptiste-Camille Corot | Jean-Claude Van Damme | Jean Renoir | Jean-Pierre Rampal | Jean-Léon Gérôme | Jean Harlow | Jean Anouilh | Billie Jean King | Jean Giraudoux | Jean-Bertrand Aristide | Jean Baudrillard | Jean-Pierre Thiollet | Jean-Martin Charcot | Jean Gabin | Jean de Florette |