<p>David Hoffman is a cybersecurity policy expert at Duke University's Sanford School of Public Policy.  He told us Big Tech should take much more responsibility for the harm done using their platforms. </p>

David Hoffman is a cybersecurity policy expert at Duke University's Sanford School of Public Policy. He told us Big Tech should take much more responsibility for the harm done using their platforms.

<p>David Hoffman is a cybersecurity policy expert at Duke University's Sanford School of Public Policy. &nbsp;He told us Big Tech should take much more responsibility for the harm done using their platforms.&nbsp;</p>

Defending Democracy extended cuts: Duke's David Hoffman - where's the 'platform perp walk?'

A podcast about technology and democracy, sponsored by Duke University's Sanford School of Public Policy.

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Defending Democracy extended cuts: Duke's David Hoffman - where's the 'platform perp walk?'

Defending Democracy extended cuts: Duke's David Hoffman - where's the 'platform perp walk?'