First up, more on the massive hack of the United States Postal Service. Then, we talk the single biggest shopping day for singles in China. And last up, Garth Brooks, who is back from a long semi-retirement, is out with a new online store for his music and others, called GhostTunes. We look at who else is on the service, and the challenges a new entrant to this market faces.

Today: Chester Wisniewski, from the cybersecurity firm Sophos, about Tor and the recent dark net site shutdowns and arrests.  Plus: William Do, the founder of a failed startup, about being a broke startup founder in San Francisco.

On today’s show, guest host Adriene Hill talks with Annie Gilbertson, education reporter at KPCC, about the student record data problems facing the Los Angeles Unified School district. Then, she plays Silicon Tally with Ashkan Soltani, newly appointed Chief Technologist at the FTC.

On today’s show we are live with Quartz from The Next Billion event in New York City. First up, Rashad Robinson, Executive Director of ColorOfChange, the nation’s largest online civil rights organization. Then, host Ben Johnson is center stage with Jonathan Cedar, CEO of Biolite, to talk about the tech solutions to the health problems associated with cooking over an open-fire in the developing world.

On today’s show, Colin Baker, writer for “The Economist” based in Mali, talks to us about the tech response to Ebola in the region. Also, Ben chats with Steven Heller, co-founder & co-chair of the MFA Designer as Author Program at the School of Visual Arts, New York, about turning data into something visual that’s easy to understand.

On today’s show, Dan Weissmann talks about Michael Dell launching his new private Dell computer company. Also, Dan Wallach, Professor of Computer Science at Rice University, on why voting machines malfunction. Plus, Ben chats with Lisa Selin Davis, writer for Quartz, about living one week without using cash or credit cards, just mobile payments.

On today’s show, Jonathan Zittrain, law professor and co-founder of  Harvard’s Berkman Center for Internet and Society, discusses the ethics of an FBI operation that used a fake news article to convince a bomb threat suspect to download location-tracking malware. Plus, Rory Cellan-Jones, technology correspondent at the BBC, tells us about his mission to not give away any personal data for a day.

On today’s show, Kuang Chen, CEO of Captricity, talks about using machine learning tools to digitize campaign finance documents before election day. And how well have you kept up with the week in tech news? Host Ben Johnson takes on Andrea Silenzi, host of the WFMU podcast Why Oh Why?, for this week’s Silicon Tally.

On today’s show, Charlie Anderson, Vice President and Senior Research Analyst at Dougherty & Company, talks about Samsung’s mobile market share and its declining profits. Then, a look at why college admission officers keep a close eye on social media. Finally, we talk about the perils of Taco Bell’s new mobile ordering app.