Our Board

Andrea Lopez-Villafaña

Chapter President

Andrea Lopez-Villafaña is the managing editor of daily news at Voice of San Diego, a nonprofit news organization. She previously worked at the San Diego Union-Tribune, covering the neighborhoods of San Diego. Before that she wrote for San Diego City Beat and La Prensa San Diego. She joined the NAHJ SD/Tijuana chapter and scholarship committee after graduating from San Diego State University where she was the president and founding member of NAHJ at SDSU.



Samantha Rivera

Chapter Vice President & Treasurer

Samantha is a bilingual sports journalist (English/Spanish) who currently works as the San Diego Wave FC’s team reporter. The Chicagoland native is a proud alum of DePaul University, where she earned her bachelor’s degree in journalism and public relations and advertising.






Roxana Becerril  

Chapter Secretary

Roxana Becerril works at the Spanish-language TV station KSDY50, where she helps produce content, create story packages and manage social media accounts.
She recently graduated from San Diego State University with a Bachelor’s in journalism and advertising. She’s a proud Mexican-American who loves covering the arts, culture, news, fashion and other lifestyle topics. At SDSU, she was an editor and writer for the Daily Aztec. She has been published by the San Diego Union Tribune.





Adriana Heldiz 

Social Media Manager

Adriana Heldiz is a multimedia journalist with the San Diego Union-Tribune. She was born and raised in San Diego and is passionate about documenting the stories of communities of color while also helping readers understand local issues through visuals and explainers. Heldiz previously worked at Voice of San Diego as a visual journalist where she created San Diego 101, a civic education project that helps residents understand how the region works. During her education at San Diego State University, she was one of the first members of the NAHJ student chapter on campus. Heldiz joined the NAHJ San Diego-Tijuana chapter in 2017.