Mirra Alfassa (21 February 1878 – 17 November 1973), known to her followers as The Mother, was a spiritual guru, occultist and yoga teacher, and a collaborator of Sri Aurobindo, who considered her to be of equal yogic stature to him and called her by the name "The Mother". She founded the Sri Aurobindo Ashram and established Auroville as a universal town; she was an influence and inspiration to many writers and spiritual personalities on the subject of Integral Yoga.