DENVER — There are currently 12 people in the running to unseat U.S. Sen. Cory Gardner (R-Colorado) in 2020. There's a former U.S. attorney, a biomedical scientist, a pharmacist, a psychologist and others in the race.

While the election is just under 18 months away — and these 12 candidates will need to be whittled down to just one Democratic challenger — here's a quick, handy guide to help you become acquainted with them.

We're going in alphabetical order:

  • Dan Baer, former United States Ambassador to the Organization for Security and Cooperation in Europe
  • Diana Bray, psychologist and climate activist
  • Ellen Burnes, professor and former chair of the Boulder County Democratic Party
  • Lorena Garcia, community organizer
  • Mike Johnston, former state senator and candidate for Governor of Colorado in 2018
  • Dustin Leitzel, pharmacist
  • Alice Madden, former minority leader of the Colorado House of Representatives
  • Keith Pottratz, technician and veteran
  • Andrew Romanoff, former speaker of the Colorado House of Representatives, candidate for U.S. Senate in 2010, and nominee for Colorado's 6th congressional district in 2014
  • Stephany Rose Spaulding, University of Colorado Colorado Springs professor and nominee for Colorado's 5th congressional district in 2018
  • John Walsh, former U.S. Attorney for the District of Colorado
  • Trish Zornio, biomedical scientist

9NEWS is also in the process of interviewing the candidates for U.S. Senator from Colorado. 

Watch the interviews and learn more at this link or below: