She was the heir to the cleaning product company SC Johnson, and a billionaire.
[1] Johnson graduated from Cornell University in 1952 with a Bachelor's degree in mathematics.
She served as a board member with the Cornell Lab of Ornithology from 1980 until her death.
She was the first Life Member of the administrative board, and the Imogene Powers Johnson Center for Birds and Biodiversity is named after her.
According to Forbes, at the time of her death on March 3, 2018, at the age of 87, she was worth US$3.7 billion.