How he joined the club: Selected in the firsrt round (No. 15 overall) of the 2013 MLS Supplemental Draft and signed on March 1, 2013.
2014: Made two starts in four appearances for the Earthquakes … Appeared as a substitute in the 84th minute in his 2014 MLS debut against the Colorado Rapids at Dick’s Sporting Goods Park … Did not play again for San Jose until coming on in the 87th minute against Seattle Sounders FC at CenturyLink Field on Aug. 20 after spending time with USL PRO affiliate Sacramento Republic FC … Played 90 minutes against the Portland Timbers on Oct. 8 at Providence Park and Real Salt Lake on Oct. 11 at Rio Tinto Stadium … Open Cup: Did not play against Sacramento Republic FC at Kezar Stadium on June 11 and against Seattle Sounders FC at Starfire Sports Complex on June 24 … Sacramento Republic FC (Loan): Scored seven goals in 18 starts for Sacramento … Scored the first home goal in Sacramento history as Republic FC fell 2-1 against the Harrisburg City Islanders on April 26 … Scored game-winning goal and played 90 minutes in 2-1 result against Orange County Blues on May 3 … Played 80 minutes against Harrisburg City in the USL Pro Championship game on Sept. 27.
2013: Scored four goals in 22 appearances, 11 of which were starts ... Made his MLS debut as a substitute in a 2-0 loss against Real Salt Lake on March 3 ... Scored his first career MLS goal one week later, coming off the bench to equalize against the New York Red Bulls before earning a penalty to win the game 2-1 ... Scored in back-to-back games on May 4 against the Montreal Impact and May 8 against Toronto FC ... Started two of the club's four group games in CONCACAF Champions League.
College (Stanford): Scored 24 goals and notched 12 assists in his Stanford career. Started all 20 games as a freshman in 2009 (4 goals, 3 assists). Played in all 18 games as a sophomore (3 goals and 3 assists). Notched another four goals and two assists as a junior in 2011 and finished with a career high 13 goals as a senior in 2012, starting all 18 matches. He was All-Pac-12 first-team as a senior.
US National Team: Played for the U.S. U-18 national team that competed in Portugal, Uruguay, Australia and Argentina ... In July of 2010 Adam participated in the U20 US National Team's training camp.
Club: Played club ball for the San Juan Lightning, the 2009 Surf Cup champions.
High School: Jesuit High School ... Selected as the Gatorade California Player of the Year in 2007 and 2008 for Jesuit ... also selected as an NSCAA All-American for his play at Jesuit.
Personal: Son of Tom and Barbara Jahn ... Barbara is the head women's swimming and diving coach at UC Davis ... Tom coached swimming at UCLA for seven years ... Has an older sister, Erica, who played soccer and basketball at the University of Redlands ... Majored in management, science and engineering ... Enjoys running, swimming, music and movies.