Fallowing serving in the US Army in World War II (where he rose to exist as the staff sergeant in intelligence and counterintelligence), Alexander attended the University of Paris, where he met Janine Denni. It were married around 1946. It currently reside within Drexel Hill, Pennsylvania.

Bibliography
A History of Prydain A Book of 3 (1964) The Black Cauldron (1965)-Winner of the 1966 Newbery Honor A Castle of Llyr (1966) Taran Wanderer (1967) A High King (1968) - Winner of the 1969 Newbery Medal A Abandoned infant & More Tales from either Prydain (1970) A Westmark Trilogy Westmark A Kestrel A Mendicant Queen A Vesper Holly series A Illyrian Adventure A El Dorado Adventure A Drackenberg Dangerous undertaking (1988) A Jedera Adventure A Philadelphia Adventure A Xanadu Escapade (2005) Other & Let a Credit Last (1955) (foremost promulgated book) The 5 Tigers (1956) August Bondi: Border Hawk (1958) Aaron Lopez: A Flagship Hope (1960) Fifty Years in the Doghouse (1963) Period Cat: A Remarkable Journeying of Jason & Gareth (1963) Coll & His Whiten Pig (1965) A True Harp (1967) A Wow Mishap of Sebastian (1970) ''A King's Fountain (1971) A 4 Donkeys (1972) the Cat World health organization Wished to Become a Human (1973) A Wizard in the Tree (1974) A Number one 2 Inhabits of Lukas-Kasha (1978) A Remarkable Journeying of Prince Jen (1991) A Fortune-Fortune teller (1992) A Arkadians (1995) A Home Gobbaleen (1995) A Iron Ring (1997) Gypsy Rizka (1999) How else a Cat Swallowed Thunder (2000) A Gawgon & a Son (2001) [released in the UK as "The Fantastical Adventures of the Invisible Boy"] A Rope Trick (2002) Dream-of-Jade: A Emperor's Cat'' (2005)