In 1963, Rosenbaum earned his bachelor's degree from Dartmouth College (where he was a member of the Kappa Kappa Kappa local fraternity), and in 1965, a master's degree in journalism from Columbia University [REF].
After his education, Rosenbaum worked for a number of publications including the St. Petersburg Times, a string of suburban newspapers in London, England, and the Congressional Quarterly, before moving to The New York Times.[REF][REF][REF][REF] .