Complex sentence: Horgan began his career in 1962 as a journalist on the "Evening Press" newspaper, and later worked as a staff journalist on the "Catholic Herald" and on "The Irish Times", where he wrote about religion and education.
Split into simpler sentences: Horgan began his career in 1962 as a journalist on the "Evening Press". He later worked as a staff journalist on the "Catholic Herald" and "The Irish Times", where he wrote about religion and education.