Colleagues: If you are attending the GSA annual meeting in San Antonio, Texas, this October, please consider submitting an abstract to the following session: “T127—Crustal Petrology”. This session explores various igneous and metamorphic processes that have shaped Earth’s crust. We welcome contributions from the micro- to macroscale, from the deep to shallow crust, and from field- to laboratory- to modeling-based. Invited Speakers: Juliet Ryan-Davis (CalTech) Emily Stewart (Florida State University) Abstract deadline: 5 August 2025 GSA Connects San Antonio, Texas: 19–22 October 2025, https://gsameetings.secure-platform.com/connects25 We look forward to seeing you in San Antonio! Session Advocates: Francisco Apen, Wentao Cao, Charlotte Connop, Victor Guevara, David Hernández Uribe, Chris Yakymchuk Cheers, David -- David Hernández Uribe (él/he/him) Assistant Professor Department of Earth and Environmental Sciences University of Illinois, Chicago Chicago IL, 60607, USA