Amsel-Arieli, Melody American-Israeli (bi-lingual) family historian specializing in the holocaust period in Slovakia and Hungary. Affiliated with the Israel Genealogical Society and Histadrut HaMorim. amselbird.tripod.com/
Harris, Laurence Professional historian specializing in Anglo-Jewish research; in particular the East End, City of London, and the Greater London area. genealogypro.com/lharris.html
McClellan, Marian Levine Graduate of Columbia University, specializing in Jewish family history for Eastern Europe and the Russian Empire. genealogypro.com/mariancsw.html