[8] Reed's work was featured in an Austrian documentary by Werner Boote [de] titled Alles unter Kontrolle.

[13] From 2005 to 2009, Reed was the CTO of clothing company Threadless, where he helped lead it through a period of intense growth,[14] riding the crowdsourcing trend.

[17] Reed helped build a team of developers from tech companies like Twitter, Google, Facebook, Craigslist, Quora, Orbitz and Threadless.

[27] Harper also sits on the advisory boards for IIT Computer Science and the Royal United Service Institute, and is a Director's Fellow at the MIT Media Lab.

[28][29] Reed has written on a number of topics, including user experience design,[30] diversity in technology,[31] privacy,[32] and "big data".