Jack Sommers is a credentialed beat writer for Arizona Diamondbacks ON SI. He's also the co-host of the Snakes Territory Podcast and Youtube channel. Formerly a baseball operations department analyst for the D-backs, Jack also covered the team for MLB.com, The Associated Press, and SB Nation. Follow Jack on Twitter @shoewizard59
A look at a potential Ryne Nelson extension for the Arizona Diamondbacks.
A dive into the decisions the Arizona Diamondbacks must make around offering contracts to arbitration-eligible players
The Arizona Diamondbacks' hybrid right-hander had some good and some poor results in 2025.
The Arizona Diamondbacks might risk losing some good prospects if they can't find space on the roster to protect them
One of the best trades in franchise history landed a true ACE starter that fronted the D-backs rotation for years
Examining the track record of other Tommy John surgery returnees helps set reasonable expectations for the Arizona Diamondbacks.
While the Arizona Diamondbacks stand to receive compensation for Zac Gallen, that value could be undermined by his agent's tactics
The outstanding starter could be on the trade block, but the cost for Arizona would be sky high.
The free agent starter has an injury history, but is an ace-level arm when healthy.
The numbers are surprisingly close.
Four position player stars are the foundational building block the Arizona Diamondbacks must count on once again.
Arizona Diamondbacks On SI answers some burning questions about the team.