Greg Bahnsen (1948 to 1995) was a very intelligent American philosopher, contributor to the field of Christian apologetics and debater. Although he held very controversial views about Christian Reconstructionism and theonomy, he was known for his public debates on apologetics, religions and a variety of social/political issues. He published or was involved with over 1700 audio tapes, videos, articles and books including helpful lectures about the Christian Worldviews as below: