Naroditsky learned chess at age 6 from his older brother, and later his father. His win earned him the title of
FIDE Master. At the time, he was a member of the
Mechanics' Institute Chess Club. At the 2010
U.S. Open, Naroditsky scored 7½/9 to share second place with
Alexander Shabalov,
Varuzhan Akobian, and
Julio Sadorra, but behind
Alejandro Ramírez. This qualified him for the 2011
U.S. Championship. In February 2011, he was awarded the title of
International Master. and 2013 U.S. Junior Championships. The 2013 victory qualified him for the 2014 U.S. Championship. Chess Festival 2012 Naroditsky earned his first
grandmaster (GM)
norm at the Benasque Open in July 2011. He earned his second GM norm at the 2013 Philadelphia Open by tying for first place with
Fidel Corrales Jimenez. He earned his final GM norm at the 2013 Benasque Open. Naroditsky was officially awarded the GM title in 2013. In 2014, Naroditsky was awarded the Samford Chess Fellowship. Later that year, he tied for fifth place in the
Millionaire Chess Open in
Las Vegas. In 2015, Naroditsky represented the United States at the
World Team Championship, where he scored 4/7, defeating
Dmitry Jakovenko and
Evgeny Postny but lost to
Hrant Melkumyan. He finished with a performance rating of 2640. Naroditsky played in the 2011, 2014, 2015, 2017, and 2021 U.S. Championships. In the 2021 U.S. Championship, he defeated
Fabiano Caruana who was rated 2800 FIDE and ranked No. 2 in the world. In 2019, Naroditsky tied for first place at the
U.S. Masters Championship. In December 2024, Naroditsky tied for first place in the Swiss portion of the 2024
World Blitz Chess Championship with a score of 9½/13 and performance rating of 2749, finishing 9th place on tiebreaks but failing to advance to the 8-player knockout stage. In August 2025, Naroditsky won the U.S. National Blitz Championship with a score of 14/14. By
FIDE ratings, Naroditsky was consistently ranked in the top 200 in the World and top 15 in the U.S. in Classical, top 75 in Rapid, and top 25 in Blitz. He reached his peak Fide classical rating of 2647 in May 2017. In August 2024, Naroditsky crossed 2700 FIDE Blitz rating for the first time. Naroditsky played
online chess on
Chess.com under the handle DanielNaroditsky, and on
Lichess under the handle RebeccaHarris. He frequently ranked at the top of both websites' leaderboards in Blitz and
Bullet. His peak bullet rating on Chess.com was 3553, and his peak bullet rating on Lichess.org was 3326. Naroditsky regularly participated in the Chess.com Bullet and Hyperbullet Championships. He finished in 3rd place in the inaugural Bullet Championship in 2022, and again in 2024 and 2025. He was runner-up in the Hyperbullet Championship in both of the first two editions in 2024 and 2025. Naroditsky also regularly participated in the weekly Bullet Brawl arena tournaments on Chess.com, winning 32 times. == Writing and other activities ==