Mary Pistor, 62, passed away on June 28, 2018. She was a graduate of the University of Arizona with a Bachelor's in Rehabilitation. After choosing to pursue a career in education, she received her degree in Elementary Teaching from Grand Canyon College and later a Master of Education from ASU. As a lifelong educator, Mary worked at the Osborn School District for 38 years starting in 1980. Her passion and love was for her students, initially as a fourth grade teacher to her final position as Director of Curriculum. During her tenure she brought many valuable programs to the Osborn District while also serving as an ASU adjunct faculty member. Mary is survived by her husband, Lee, a son, three sisters, numerous nieces and nephews as well as grand-nieces and nephews. A funeral Mass will be held at Brophy Chapel, 4701 N Central Ave, Phoenix, AZ 85012 on August 11, 2018 at 5:30 PM, all are welcome. Instead of flowers, please consider a memorial donation to the Osborn School District Educational Foundation.