The American Rock Mechanics Association (ARMA) is a professional engineering society that promotes rock mechanics and geomechanics research and applications.

This special session highlights this year’s best ARMA papers related to HFTC attendees. These papers were presented at the ARMA 2026 Tucson symposium and are available online. They focus predominantly on modeling aspects related to hydraulic fracturing, enhanced geothermal systems, and diagnostics.