About: http://webisa.webdatacommons.org/227619063

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Other law schools, including Harvard, enforce a two-year limit on leaves of absence by professors, and the leeway Columbia allowed him was invaluable, says Mr. Gardner, who is 84 and a full professor.
http://www.w3.org/ns/prov#wasQuotedFrom	chronicle.com