Andrew S. Rosen
Andrew S . Rosen is current Chairman and CEO of Kaplan , Inc . , a global education company that began as a test prep provider in 1938 and was purchased by The Washington Post Company , now Graham Holdings Company , in 1984 . 
<triplet> Andrew S. Rosen <subj> Kaplan, Inc. <obj> employer <triplet> Kaplan, Inc. <subj> Andrew S. Rosen <obj> chief executive officer