Complex sentence: Previous speakers include David Aaronovitch, Julian Baggini AND THE SOC CO HOST SPECIAl EVENTS EG and Marc Abrahams, founder of the Ig Nobel Prizes.
Split into simpler sentences: Previous speakers include David Aaronovitch, Julian Baggini. The Society also co-host special events, such as a talk by Marc Abrahams, founder of the Ig Nobel Prizes.