Father Brian Kolodiejchuk, MC, Ph.D. was the advocate for Mother Teresa of Calcutta in the cause for her canonization.  and director of the Mother Teresa Center. He edited and wrote the commentary for the book Mother Teresa: Come Be My Light, published by Doubleday, on September 4, 2007.
Born in Winnipeg, Canada, Brian Kolodiejchuk obtained a B.A. in Philosophy from St. Michael's College of the University of Toronto, Canada, in 1977 and his M.A. in Philosophy from the University of Manitoba, Canada, in 1981. He received a M.Div. in Theology from St. Joseph's Seminary, Dunwoodie, New York, USA in 1985 and went on to obtain a Ph.D. in Organizational Psychology from Saybrook Institute, San Francisco, USA in 2001.
Father Kolodiejchuk's 20-year association with Mother Teresa began in 1977 when he joined a new group of contemplative brothers she was then starting. He later joined the priestly branch of Mother Teresa's religious family, the Missionaries of Charity Fathers, at the time of their foundation in 1984. He was ordained to the priesthood in June 1985 in the Ukrainian Catholic Church of St. John the Baptist in Newark, New Jersey, USA, by the late Metropolitan-Archbishop of Winnipeg, Maxim Hermaniuk, C.Ss.R. In March 1999 he served as Mother Teresa's advocate in advancing the cause of her beatification and canonization. He was appointed director of the Mother Teresa Center, which is an extension of the office for the cause of canonization of Mother Teresa of Calcutta, in June 2004.
- Martin, James (2007). My Life With the Saints. Loyola Press. p. 171. ISBN 0-8294-2644-2.
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- "CNN Sunday Morning, Interview with Brian Kolodiejchuk". CNN. 2007-10-13. Retrieved 2008-03-05.
- Kennedy, Helen (2007-08-25). "A private struggle with faith". The Seattle Times. Retrieved 2008-03-05.