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California School of Professional Psychology

Clinical Psychology

Los Angeles Campus

Associate Professor

Associate Professor

Alliant International University Los Angeles
1000 South Fremont Ave, unit #5
Alhambra CA 91803


Courses, Research Interests, Publications

Health & Illness

Cognitive Assessment

Psychology in General Medical Settings (formally Behavioral Medicine)

Personality Assessment

Theories of Personality

Clinical Interviewing

Doctoral Dissertations

Social Basis of Behavior

Sumner, L.A., Wellisch, D.K., Youngmee, K., Sellers, R. (2015). Psychosocial Characteristics of Adult Daughters of Breast Cancer patients: Comparison of Clinic and Community Caregiver Samples. Journal of Psycho Oncology

Assar, S., Mangassarian, S. & Sumner, L.A. (2015). Digital weight management: behavioral and technology. Psychotherapy Bulletin, 50(2), 63-66.

Sumner, L.A. (2015, January 19). How women of color can manage the impact of acculturative stress and discrimination during pregnancy. Postpartum Progress http://www.postpartumprogress.com/women-color-can-manage-impact-acculturative-stress-discrimination-pregnancy

Sumner, L.A., Scarbough, N., & Tamkin, V (2015). From Science to Practice: Race-Related Trauma, Maternal Well-Being and Emotional Distress among African American Women During Pregnancy and Postpartum, Prevention and Health Promotion: Research, Social Action, Practice and Training, 8(1) 4-13

Sumner, L.A. & Nicassio, P. (in press). The importance of the biopsychosocial model to the treatment of arthritis. To be published in Nicassio, P. (Eds.) Psychosocial Factors in Arthritis. Springer, NY

Mangassarian, S., Sumner, L.A., O'Callaghan, E. (2015, in press). Sexual impulsivity in women diagnosed with Borderline Personality Disorder: A review of the literature. Sexual Addiction & Compulsivity

Sumner, L.A. (2014, August 23). The penalty for being black in American isn't just Ferguson - it's in everything, including health. The Conversation. http://www.truth-out.org/author/itemlist/user/49968

Sumner, L.A. (2014, June). When your partner needs therapy. Commemorative Edition, Ebony Magazine

Mangassarian, S. L., & Sumner, L. A. (2013). Overlooked, under-recognized and not asked: Obesity and sexual functioning. Psychotherapy Bulletin Newsletter, 28(4), 35-38. Retrieved from http://www.divisionofpsychotherapy.org/wp-content/uploads/ 2009/10/2013-Bulletin-484.pdf

Sumner, L. A., & Lofland, K. (2013). Spinal cord stimulation: Subjective pain intensity and presurgical correlates in chronic pain patients. Chronic Illness Advance online publication. http://dx.doi.org/10.1177/174239531350423

Sumner, L. A. & Jacobs, M. (2011, August). Integrating culture in psychotherapy with chronic pain populations. Los Angeles Psychologist. Retrieved from http://www.lapsych.org/

Sumner, L. A., Valentine, J., Eisenman, D., Ahmed, S., Myers, H., Wyatt, G., Rodrguez, M. A. (2011). The influence of prenatal trauma, stress, social support, and years of residency in the US on postpartum maternal health status among low-income Latinas. Maternal and Child Health Journal, 15(7), 1046-1054. http://dx.doi.org/10.1007/s10995-010-0649-9

Sumner, L. A., Wong, L., Dunkel-Schetter, C., & Myers, H. (2011). Predictors of posttraumatic stress disorder symptoms among low income Latinas during pregnancy and postpartum. Psychological Trauma: Theory, Research, Practice, and Policy, 4(2), 196-203. http://dx.doi.org/10.1037/a0022538

Sumner, L. A., Wyatt, G. E., Glover, D., Carmona, J. V., Loeb, T. B., Henderson, T. B., . . . Regan, R. S. (2010). Childhood sexual abuse, African American women, and HIV risk. In D. H. McCree, K. T. Jones, & A. O'Leary (Eds.), African Americans and HIV/AIDS: Understanding and addressing the epidemic (pp. 131-150). New York, NY: Springer.

Ulibarri, M. D., Sumner, L.A., Cyriac, A., & Amaro, H. (2010). Power, violence and HIV risk in women. In M. A. Paludi & F. L. Denmark (Eds.), Victims of sexual assault and abuse: Resources and responses for individuals and families (pp. 211-236). Santa Barbara, CA: Praeger/ABC-CLIO.

Madu, S. N., Jali, M. N., Makgalela, W., Kropiunigg, U., & Sumner, L. A. (2010). The influence of stigma on voluntary HIV testing among pregnant women in South Africa. African Journal for the Psychological Study of Social Issues, 13(2), 329-351. Retrieved from http://www.ajol.info/index.php

Rodrguez, M. A., Valentine, J., Ahmed, S. R., Eisenman, D. P., Sumner, L. A., Heilemann, M. V., & Liu, H. (2010). Intimate partner violence and maternal depression during the perinatal period: A longitudinal investigation of Latinas. Violence Against Women, 16(5), 543-559. http://dx.doi.org/10.1177/ 1077801210366959

Eisenman, D. P., Richardson, E., Sumner, L. A., Ahmed, S. R., Liu, H., Valentine, J., & Rodrguez, M. A. (2009). Intimate partner violence and community service needs among pregnant and postpartum Latina women. Violence and Victims, 24(1), 111-121. Retrieved from http://www.springerpub.com/product/08866708

Myers, H., Sumner, L. A., Ullman, J., Loeb, T., Carmona, J., & Wyatt, G. (2009). Trauma and psychosocial predictors of substance abuse in women impacted by HIV/AIDS. Journal of Behavioral Health Services & Research, 36(2), 233-246. http://dx.doi.org/10.1007/s11414-008-9134-2

Williams, J., Wyatt, G., Henderson, T., & Sumner, L. A. (2009). Barriers facing African Americans scientist in conducting HIV/AIDS research. American Journal of Public Health, 99(1), 48-53. http://dx.doi.org/10.2105/AJPH.2007.131094

Gupta, R., Wyatt, G., Swaminathan, S., Rewari, B., Locke, T., Sumner, L. A., Liu, H. (2008). Correlates of relationship, psychological, and sexual behavioral factors for HIV risk among Indian women. Cultural Diversity and Ethnic Minority Psychology,14(3), 256-265.

Jacobs, M., Sherman, E. & Sumner, L.A. (April, 2015). On Reclaiming the Treatment of Pain Syndromes and Somatic Disorders for Psychoanalysis: A Comprehensive Exploration and Review. Pre-Conference Master Class Workshop, APA Division 39 (Psychoanalysis) Annual Spring Meeting, San Francisco, CA

Sumner, L.A. & Cagigas, X. E. (2015, February). Dementia: Special issues related to ethnic and racial minorities. Webinar, UCLA Alzheimer's and Dementia Care Program, Los Angeles, CA

Rosenberry, K., Assar, S. & Sumner, L.A. (September, 2015). Let's Get Moving: Utilizing Fitness Professionals to Advance Patient Outcomes through the Practice of Integrated Health. Presentation at the 9th World Congress on the Promotion of Mental Health, Columbia, South Carolina

Zamora-Racaza, G., Azizoddin, D.R., Ishimori, M.L., Ormseth, S.R., Wallace, D.J., Perserga, E.G., Sumner, L., Ayeroff, J., Draper, T.L., Nicassio, P.M., & Weisman, M.H. (Accepted). Anxiety and depression in patients with Systemic Lupus Erythematosus from Manila and California: Influence of geography, ethnicity, and socioeconomic status. <17th Asia Pacific League of Associations for Rheumatology Congress,> Chennai, India

Sumner, L.A., Scarborough, N. & Armstrong-Houston, T. (2015). Unbreakable: African American Psychologists in Academia. 47th Association of Black Psychologists International Convention, Las Vegas, Nevada

Sumner, L. A. (2011, September). The relationship of adverse childhood experiences to adult health status: Implications for practice within American Indian and Alaskan native communities. Symposium chaired at the International Conference and Summit on Violence, Abuse, and Trauma, San Diego, CA.

Wellisch, D. K., Sumner, L. A., & Kim, Y. (2009, June). Daughters of breast cancer patients: A comparison of a community versus high-risk population. Paper presented at the meeting of the International Psycho-Oncology Society World Congress of Psycho-Oncology, Vienna, Austria.

Sumner, L. A., Ahmed, S. R., Wyatt, G. E., & Rodrguez, M. A. (2008, October). Stress and trauma as predictors of health status and depressive symptoms among low-income pregnant Latinas: Implications for screening practice. Paper presented at the meeting and exposition of the American Public Health Association, San Diego, CA.

Sumner, L. A. (2008, June). Traumatic stress among women within a socio-cultural context. Paper presented at the PHODISO Trauma Research Conference, Johannesburg, South Africa.

Sumner, L.A. (2015). When Hope Unborn Had Died: The influence of ethnic discrimination and acculturation on maternal mental health. Warrior Mom's Conference, Boston, MA

Sumner, L.A. & Assar, S. (2015, February). Health promotion with couples: integrating attachment theory and culturally informed psychotherapeutic interventions to promote sexual vitality, relational growth, and positive health behaviors. 5th Annual American Association for Marriage and Family Therapy - California Division Conference, Northridge, CA

Sumner, L. A. (2013, September). The body is still keeping score: New insights into the impact of sexual trauma on sexual functioning and health. Paper presented at the International Conference and Summit on Violence, Abuse, and Trauma, San Diego, CA.

Sumner, L. A. (2012, January). Integrating culture in treatment for chronic pain populations. Invited presentation at The Nature of Pain Conference of the Institute of Contemporary Psychoanalysis, Los Angeles, CA

Pugliese, G.N. & Sumner, L.A. (2015). PTSD symptoms, marital distress and sexual satisfaction: A focus on military partners and health. 123rd Annual Convention of the American Psychological Association, Toronto, Ontario, Canada

Azizoddin, D., Ayeroff, J., Racaza, G., Ormseth, S., Draper, T., Sumner, L., Weismanm, M., & Nicassio, P. (2015). Income and psychosocial reserve capacity variables predict symptoms of anxiety and depression in patients with Systemic Lupus Erythematosus. Association for Psychological Science 27th Annual Convention, New York, NY

Mangassarian, S. & Sumner, L.A. (2015) Assessment of sexual functioning and health among bariatric surgery candidates. Obesity Week, Combined Annual Meetings for the American Society for Metabolic & Bariatric Surgery and The Obesity Society, Los Angeles, CA

Mangassarian, S. & Sumner, L.A. (2015) Obesity: A mental disorder? Obesity Week, Combined Annual Meetings for the American Society for Metabolic & Bariatric Surgery and The Obesity Society, Los Angeles, CA

Theodore, P., O'Callaghan, E., Duran, R., Magalhaes, C., Sumner, L.A., Tirengel, J. (2015). Clinical Health Psychologists for the Future: Alliant International University, CSPP, Los Angeles. National Council of Schools and Programs of Professional Psychology Annual Conference, San Diego, CA

Fatoorechi, S. & Sumner, L.A. (April 2014). Cerebral Lateralization and Cognitive Ability: Examining the Results of Fine-motor Lateralization on Cognitive Ability Poster presentation at the 1st Annual Multicultural Neuropsychology Conference at Alliant International University, Los Angeles, CA

Dixon, E., Gharibian, E., & Sumner, L. A. (2013, September). Somatoform disorders and trauma history: Clinical considerations. Poster presented at the International Conference and Summit on Violence, Abuse, and Trauma, San Diego, CA.

Grant, P., Doonan, R., & Sumner, L. A. (2013, March). The psychosexual impacts on adolescent girls viewing sexually explicit internet material. Paper presented at the meeting of the Southwestern Social Science Association, New Orleans, LA.

Mangassarian, S., Gharibian, E., & Sumner, L. A. (2013, May). Obesity discrimination in the workplace before bariatric surgery and the treatment changes after weight loss. Poster presented at APA's 10th Annual International Conference on Occupational Stress and Health, the Work, Stress, and Health, Los Angeles, CA

Sumner, L. A., Ngin, J., & Wellisch, D. (2013, March). Spirituality predicts emotional distress in women caregivers at familial risk for breast cancer. Poster presented at the meeting and scientific sessions of the Society of Behavioral Medicine, San Francisco, CA.

Sumner, L. A., & Lofland, K. (2013, March). Pain intensity in patients with permanent placement of spinal cord stimulation: socio-demographic, disease, and psychological correlates. Poster presented at the meeting and scientific sessions of the Society of Behavioral Medicine, San Francisco, CA.

Sumner, L. A., & Mangassarian, S. (2013, April). Chronic pain on trial: Implications for assessment and treatment in court testimony. Poster presented at the National Organization of Forensic Social Work Annual Conference, Seattle, WA.

Bowens, V. M., & Sumner, L. A. (2013, March). Complementary and alternative medicine (CAM) use among African Americans. Poster presented at the meeting of the Southwestern Social Science Association, New Orleans, LA.

Jacobs, M., & Sumner, L. A. (2011, December). Pain psychotherapy 101: A guide to treatment options, patient selection and efficacy. Poster presented at the meeting of the North American Neuromodulation Society, Las Vegas, NV.

Petersen, O. P., O'Callaghan, E. T., & Sumner, L. A. (2012, April). Rhythm as a health intervention. Poster presented at the conference of the Western Psychological Association, San Francisco, CA.

Wong, L. Sumner, L. A., Dunkel-Schetter, C., & Rodrguez, M. A. (2011, September). Mastery as a moderator between intimate partner violence and PTSD among Latinas during pregnancy and postpartum. Poster presented at the International Conference and Summit on Violence, Abuse, and Trauma, San Diego, CA.

Ross, J. E., O'Callaghan, E. T., & Sumner, L. A. (2011, October). Addressing psychosocial factors that moderate and mediate HIV treatment adherence among men-who-have-sex-with-men (MSM). Poster presented at the Annual Convention of the Los Angeles County Psychological Association, Los Angeles, CA.

Sumner, L. A., Myers, H. F., Carmona, J., Loeb, T., & Wyatt, G. E. (2009, February). Chronic stress burden and age predicts allostatic load in ethnic women with adverse childhood experiences. Poster presented at the meeting of the American Psychosomatic Medicine Conference, Chicago, IL.

Sumner, L. A., Carmona, J., Loeb, T., Myers, H. F., & Wyatt, G. E. (2009, September). Ethnic discrimination is associated with substance use among ethnic women with trauma histories. Poster presented at the meeting and exposition of the American Public Health Association, Philadelphia, PA.

Regan, R., Sumner, L. A., & Wyatt, G. E. (2008, May). Post-coital douching among HIV-positive African American and Latina women in Los Angeles, California: Implications for microbicide research and HIV prevention. Poster presented at the Microbicides Conference, New Delhi, India.

Sumner, L. A., Regan, R., & Wyatt, G. E. (2008, May). Sexual activity, AIDS knowledge, and condom use self-efficacy among HIV positive and negative ethnically diverse women aged 50 and older. Poster presented at the meeting of Preventive Medicine, San Francisco, CA.

Regan, R., Sumner, L. A., & Wyatt, G. E. (2008, May). Motivation for HIV testing among HIV positive African American and Latina women in Los Angeles. Poster presented at the meeting of Preventive Medicine Research, San Francisco, CA.

Health Promotion within Culturally Relevant Frameworks; Ethnic Health Disparities; Quality of Life; Management of Chronic Medical Conditions; Integrative Care

Academic History and Background

Clinical Internship, Health Behavior (APA-Accredited) - Department of Psychiatry & Biobehavioral Sciences, UCLA

PhD, Illinois, Institute of Technology (APA-Accredited)

Psychobiology Postdoctoral Fellowship (Two-Year, NIMH-Funded) - Department of Psychiatry & Biobehavioral Sciences, UCLA University of California, Los Angeles

Licensed Clinical Psychologist - State of California, License No. PSY 22662

Board-Certification, Clinical Health Psychology - American Board of Professional Psychology

Fellow, Academy of Clinical Health Psychologists, 2013

Pittsburgh Mind-Body Center Summer Institute Development (also awarded in 2009), 2008

NIH Loan Repayment Award - Health Disparities Research (re-awarded in 2009) - National Institutes of Health, 2007

National Institute on Drug Abuse Research Development Award, 2007

- American Psychological Association

Professional Practice and Community Service

- California Pain Medicine Center

- Independent Practice

- Alpha Kappa Alpha Sorority, Inc