Asher was the second longest-serving Deputy Leader of the Victorian Liberal Party after Sir Arthur Rylah, and served from 1999 to 2002, and again from 2006 to 2014.

Asher also studied at both Melbourne and Monash University completing a Master of Arts and a Bachelor of Education and was a secondary teacher during the 1980s before becoming an advisor to New South Wales minister Peter Collins.

An ally of Premier Jeff Kennett, Asher had the opportunity to transfer into the Legislative Assembly in her local district of Brighton after the retirement of Alan Stockdale.

While Asher did enter the Legislative Assembly as the member for Brighton at the 1999 election the Liberal Party unexpectedly lost government.

[1] However this move was not enough for Doyle to save his own leadership, and the following month he resigned and was replaced by Kennett supporter Ted Baillieu.