Luanne Armstrong (1949 - ) was brought up on the farm her family had lived on for four generations. She has a PhD in Education, and is an adjunct Professor of Creative Writing at the University of British Columbia. Annie, which was her first published novel, sprang out of her childhood longing to be a cowgirl.
Finding the books:reasonably easy to find. Annie was not published in the UK, but Jeannie is easily available, being still in print.