A look back at the relatively short history of the White House's chief technology officer role and accomplishments of the first four people to hold it.

He's now the nation's fourth chief technology officer.

In a report released this week, officials warn that sound analytical practices have failed to keep pace with technology that allows for much easier collection of and access to information. The resulting gap creates the possibility that poor people, racial minorities or other disadvantaged populations could be discriminated against — even by supposedly neutral algorithms.

Over a thousand members of the government and private sector IT community attended the annual event.

One defining characteristic of U.S. Chief Technology Officer Megan Smith's leadership over the past year has been her push for inclusion. That message carried through Monday at the White House's second LGBTQ Tech and Innovation Summit, where Smith emphasized the need for gay, lesbian, bisexual and transgender innovators to bring their skills to government.

Solving America's biggest problems isn't so different from angel investing in a new idea or technology, according to U.S. Chief Technology Officer Megan Smith.