[2] Before entering politics, McNair spent 14 years working as a nurse at St Margaret of Scotland Hospice in Clydebank.

In her resignation letter, she said: "There is a ruling clique that ignores views expressed that they don't agree with and their style of leadership has intimidation at its core.

I feel strongly that I can better express and stand up for the views of my constituents when free from the restraints of the Labour Group's ruling clique.

"[4] After being re-elected as an independent candidate in 2012 and voting Yes in the 2014 Scottish independence referendum,[5] McNair defected to the SNP in January 2016[6] and was elected in Clydebank Waterfront for a fifth time in 2017.

[1] In October 2020, she was part of an all-woman shortlist to replace the retiring Gil Paterson as MSP for Clydebank and Milngavie,[1] and was chosen as the candidate the following month.