Ms McGregor posed undercover as a retirement home care worker in 2012 as part of a year-long inquiry.
Her report concluded that aged care was a form of "modern-day slavery".
Also in 2012 , Ms Bartlett brought an Equal Pay Act case against her employer, Terranova Homes, alleging gender pay discrimination.
The result of both challenges to the industry was the negotiations between union E tū, the New Zealand Nurses Organisation, the Public Service Association and the Council of Trade Unions to work on a settlement.
It led to minimum wage rare of $19 an hour from July 1.
That will rise, depending on experience and qualifications, to between $21.50 and $27 an hour from July 2021.
The increased pay rate will reward the existing workers who deserve to be paid for the sterling work they provide, and it will also attract people to the industry.
In particular, the elderly deserve a high standard of care in their latter years.
Our newborn are tended by highly qualified professionals in their initial minutes or hours of need.
As we age, we should feel safe and content that at the opposite end of our life cycle, we will be looked after appropriately.