In November 2020, Fox News reported that president-elect Joe Biden had included Blocker among his shortlist of candidates to nominate for Director of the Central Intelligence Agency; in the end, the position went to William J.

[4] He then attended the University of Georgia, where he sang in a church choir and was part of the glee club, in addition to serving in Air Force ROTC.

Throughout his 28-year career, Blocker served in 10 countries, among them Senegal, Burundi, Uganda (undercover; beginning in 2003), Niger, Nigeria, Somalia, Morocco, and Pakistan.

"[4] He recruited and developed undercover sources and spies who would provide intelligence about potential threats and targets in his area of responsibility.

[11][7] In August 2019 Blocker joined ABC News as a contributor, appearing on Good Morning America and This Week as a subject matter expert on Africa, Iran, North Korea and Terrorism.

[13] Blocker also serves on the board of nonprofits Peace4Kids and HumanSlavery.com, organizations dedicated to improving the future of youth in foster care, and ending human trafficking and exploitation, respectively.

[14][13] In November 2020, Fox News reported that Blocker was among President-elect Joe Biden's shortlist for Director of the CIA.