He explained that he found Antetonitrus when he came to Wits in 2001 as a post-doctoral research assistant at England 's University of Bristol .
He explained that he found antetonitrus when he came to Wits in 2001 while a post-doctoral research assistant at Bristol University in Britain .
Mitchell Garabedian , an attorney representing many young men who have claimed they were molested by Geoghan , said he was shocked and surprised to hear of the jail death .