found: U.S. copyright file, July 22, 2002 (Brown, Jason Robert, 1970- ; Brown, Jason Robert, 1972- [sic])
found: Geocities.com WWW site, July 23, 2002 (Jason Robert Brown; b. 1970, Tarrytown, NY)
found: wikipedia on line Feb 18, 2011 (Jason Robert Brown; b. June 20, 1970, Ossining, New York; American musical theater composer, lyricist, and playwright; wrote show The Last Five Years "for which he wrote the book as well as songs")
found: jasonrobertbrown.com WWW page, July 8, 2011 (composer, arranger, writer and lyricist; worked on New York rock, Songs for a new world, The last five years, and 13)
notfound: Enc. of pop. mus., 3rd ed.;Gänzl, K. The enc. of the musical theatre, 2nd ed.;Int. ww in pop. mus., 4th ed.