The Source
Monday-Thursday from noon-1 p.m. on KSTX
The Source is a daily, one-hour call-in talk program that gives listeners in San Antonio the opportunity to call and connect with our in-studio guests and city-wide audience.
The Source seeks to give life, context and breadth to the events and issues affecting San Antonio by bringing newsmakers and experts to the public, and highlighting the people being affected by the news of the day.
The show is hosted by veteran journalist David Martin Davies.
Tune in to The Source for insightful discussion and analysis on topics that matter to residents of the Alamo City.
Contribute to the conversation:
- Call or text during the live show at 833-877-8255.
- Leave a voicemail at 210 615-8982 anytime. Submissions may be played on-air.
- Email comments to thesource@tpr.org.
Support for The Source comes from Texas Mutual Workers' Compensation Insurance.
Support for The Source comes from UT Health San Antonio.
Latest Episodes
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San Antonio Mayor Gina Ortiz Jones faces a consequential City Council vote on water rates while also pushing a new voter-engagement initiative and finding time to defend the city from Charles Barkley. -
Two cases of New World screwworm were confirmed in the U.S. — in Zavala County. The parasite, carried by flies, targets the live flesh of warm-blooded animals, including cattle, pets, wildlife and humans, causing severe wounds or death. Spread of the New World screwworm could have a major economic impact on the cattle industry. -
We are living in a time when extreme wealth is held in the hands of very few. These modern-day robber barons are using their riches to break democracy and create a system that saps income from the general population to add to their own treasure — making the poor poorer and the rich richer. Stanford economist Mordecai Kurz explains "Private Power and Democracy’s Decline." -
The fight over Project Marvel could upend how San Antonio votes on bond projects. District 4 Council Member Edward Mungia is proposing breaking out the downtown Spurs and Entertainment area specific to District 1, as opposed to part of a broader infrastructure package. -
The U.S. Supreme Court is supposed to be above politics and committed to preserving the Constitution by deciding on complex legal issues. Critics of the High Court, especially on the left, say that is no longer the case. But Sarah Isgur writes in "The Last Branch Standing" SCOTUS is holding to its charge. -
In San Antonio oak trees can stand majestic and add to a home's property value. But they are vulnerable to oak wilt, a fast-moving disease that can spread quickly and kill entire clusters of oaks. It can be devastating. Learn how to protect your tress against oak wilt. -
As the nation prepares to celebrate the 250th anniversary of the Declaration of Independence, historian Robert G. Parkinson reminds us that the founding document also contains 27 grievances to King George that demand attention. -
Under the boot of dictator Vladimir Putin, Russia has declined into a second-rate nation with nukes and a bleak future according to Marc Bennetts, author of "The Descent: Witnessing Russia's Spiral into Madness Under Putin." -
As Washington debates how to protect America’s lead in artificial intelligence, some independent inventors are warning that national security begins with the patent system. -
Frontline: The War Cabinet premiering May 26, 2026, on PBS, examines the inner circle of advisors shaping President Donald Trump’s military strategy. The documentary explores key decisions, including actions in the Middle East and relations with allies
