Complex sentence: Jonah Lehrer (born Jonah Richard, June 25,1981) is an American writer and speaker, once widely sought-after, who had major published works recalled for irregularities in their intellectual content.
Split into simpler sentences: Jonah Lehrer (born Jonah Richard, June 25,1981) was once a widely sought-after American writer and speaker. He had major published works recalled for irregularities in their intellectual content.