A nationally recognized authority on matters concerning the incarcerated, the formerly incarcerated, veterans and their families, the pangs of long separation and the reunification process. She is a trainer and motivational speaker, and has been a sought after expert on program and intervention design by correctional facilities, faith based and community organizations. She has been an adviser on family matters in high profile criminal cases, and an expert on movie detailing and screening.

Doris is the author of "After The Bungy Jump, There's Still A Lot of Jerking Goin' On" and a series of other training and guides designed to ease the transition process. Her latest literary work, "A Soiled Identity: From Triumph to Tragedy and Back Again" is receiving rave reviews. She is the owner of Saidiana ( in Swahili, help each other) Productions, a company whose mission is to develop books, art and media productions calling attention to the plight of families affected by separation and incarceration. Her non-profit, Saidiana Works, Incorporated is dedicated to supporting resource linking, training and helping families navigate through separation by incarceration, military deployment, study abroad and any other reasons causing long periods of separation from family.

"STAINS: Changing Lives After Incarceration is her award-winning call to action documentary. The film premiered in 2011 at Tribeca Cinemas in New York. It has been screened at Schomburg Center for Research in Black Culture, The People's Film Festival, Martha's Vineyard for the Charles Hamilton Houston Institute of Harvard Law School's Forum on Race and Media in the 21st Century, and Indianapolis Arts Center, to name a few. STAINS is currently being used as a catalyst to rally public support."

Doris has been a parenting/life skills professional for over 30 years, with the last 26 focusing her efforts on the plight of families impacted by incarceration and the pangs of long separation. She was an adjunct instructor at Las Positas College in Livermore, California and for over 22 years worked in the award-winning Teaching and Loving Kids (T.A.L.K.), Parenting, Life and Relationship Program at Santa Rita Correctional Facility, Dublin, California. T.A.L.K. is one of the longest running programs of its type in the country.

Through her multimedia presentation, The Saidiana Experience as well as her training and other services, Doris wants to change the world by helping people understand that the incarceration crisis is global and each of us must find our place in "righting this wrong." Her desire is to change the mindset, work ethic and general lack of interest as it pertains to people whose lives have been impacted by incarceration on both sides of the bars. Her goal is to help remove the factory installed framework that persists and aids in perpetuating this crisis. Doris wants to be a part of helping the world understand that we are the generation that must make amends for the failures of the past.

To see Doris in action visit: www.stainsthemovie.com/media

She is a member of Alpha Kappa Alpha Sorority, Inc., American Correctional Association, National Association of Black Journalists, National Association for the Advancement of Colored People, Association for the Study of African American Life and History, Powerful Women International - Connections, the Bay Area Business Roundtable and Board Chair of the Dr. Emma J. Clark Foundation, Inc.

Doris has appeared on numerous television and radio broadcasts. She was the host and producer of Pivotal Parenting Point with Doris Mangrum and Let's Saidiana, a community awareness program which aired weekly on KDYA – Gospel 1190 AM - "The Light" from 2008 -2013. Currently, she is a host and producer of selected programming on Education in Our Community, as well as Host and Executive Producer of “Stop the Madness: Practical Ways to Influence the Incarceration Crisis” which highlights people, programs, problems and solutions concerning the incarceration crisis. It launched on Comcast/Public Access Television in 2013 and currently airs throughout the San Francisco Bay Area.