Disease Intervention Services Training Center

The California DISTC supports providers of state and local STD/HIV partner services programs through assessment, training and evaluation.

Our Trainings

Passport to Partner Services

A blended learning curriculum which utilizes online modules and instructor-led training to present key concepts related to the effective delivery of STD/HIV partner services.  Available in several different tracks.

National Training Calendar

View a listing of upcoming Partner Services trainings.

Course Descriptions

Learn more about courses offered by the Disease Intervention Services Training Center.

Quotes from Participants who attended previous Trainings

Very well conducted course and real life examples. Instructor was very knowledgeable and real life experience and kept my attention.

This training was great. I would recommend the instructor-led course to anyone in the field.

Thank you for all the tips and tricks that have helped you be successful. The classroom portion was super helpful. VCA is much more clear. You made even the dull things come to life. Your feedback was very constructive. You really made me a better investigator.

Loved, loved, loved the class. Did I say I loved the class. It was very informative and interactive.

This was an amazing experience. The instructor seemed to never lose her energy and continued to believe in me even when I didn’t. There;s so much info, I’m glad to have a blended course.

What is DISTC?

The California Disease Intervention Services Training Center (DISTC) is one of three national CDC-funded training centers.

We focus on providing standardized STD/HIV training and decision-making tools to disease intervention specialists and other care providers conducting Partner Services in state and local health departments and other related settings. Our experienced, culturally and linguistically diverse DISTC staff work to enhance the partner services skills of providers serving an array of patient populations.

Our Team

Veronica Espinoza

Veronica Espinoza

DISTC Administrative Analyst



Wanda Jackson, BA

Wanda Jackson, BA

DISTC Trainer/TA Specialist




Wanda Jackson, BA, is a Partner and Program Support Service Trainer with the California STD/HIV Prevention and Disease Intervention Training center. Wanda has an extensive background in the field of STD/HIV prevention. She has worked as a Disease Intervention Specialist, Public Health Investigator and Front line Supervisor.

Wanda maintains her connection to frontline work by assisting local Disease Intervention Specialist in contacting, locating and interviewing clients to prevent the spread of STD’s and HIV.

Wanda has successfully completed the requirements of the customized web-based training and blended learning workshops given by Langevin Learning Services, Inc. and has recently completed the development of the national web-based and blended learning curriculum for Partner Service Providers-Passport to Partner Services.

Wanda is committed to providing quality skills-based partner and support services training to aid in intervening and preventing the spread of STD/HIV for healthcare professionals throughout the U.S.

Alberto Perez

Alberto Perez

DISTC Trainer/TA Specialist



Alberto Perez is a Trainer/TA Specialist for the Disease Intervention Services Training Center.  Alberto has over 20 years’ in the field of Public Health and has experience coordinating, developing curricula and facilitating Spanish & English-language trainings. He has been with the Training Center since 2000, and has served as a trainer for the California HIV PCRS training unit, PCRS Area Manager and as a Bilingual Behavior Interventions trainer. He has frontline experience with patients and has served as a Partner Services Provider for the Los Angeles County Sexually Transmitted Disease Program.. Alberto remains committed to enhancing the essential knowledge, skills and abilities of training participants by providing interactive, skills-based trainings that create a solid foundation in Partner Services and disease intervention.
Denise Tafoya, MPA

Denise Tafoya, MPA

DISTC Program Manager



As program manager of the California DIS Training Center, Ms. Tafoya oversees national program operations and provides STD/HIV partner services training and technical assistance to local and state health departments, community based organizations, and tribal nations. Her STD/HIV partner services experience is rooted in her work as a disease intervention specialist (DIS); front-line DIS supervisor; field operations manager; CDC trainer; and, manager of a national Partner Services and Program Support Training Center. Ms. Tafoya also possesses expertise in partner services curriculum development for all levels and types of clinical and non-clinical providers. She has served on several CDC working committees dedicated to revising and developing national guidelines related to partner services recommendations, internet partner services, and HIV testing in non-clinical settings. Ms. Tafoya is an associate member of the National Coalition of STD Directors and currently serves on its Partner Services Learning Collaborative.

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