Taylor toppled the former Indian captain, playing for the Jamaica Tallawahs against St Kitts and Nevis Patriots in this year's CPL.
Williamson's stint will end after the game against Somerset.
Mike Hesson was at the helm for almost 6 years having taken over the position in 2012.
Alongside making predictions which didn't come true, the Kiwi player also answered some questions from the fans.
Patel has taken 187 wickets in 44 first-class games at an average of 30.28 and has registered 16 five-wicket hauls.
He played his last match for the Black Caps in the 2017 Champions Trophy.
Both the brothers have hung their boots from international cricket.
He remains key to India's chase.
They will play a three-match Test series away from home for the first time in 11 years.
Patel has an impressive record in New Zealand’s domestic cricket with 187 wickets in 44 first-class matches.