Cover image: Chevron folds, Albian-Cenomanian secession of Tamaulipas formation (competent and incompetent layers) on the Zimapán Basin, near San Juaquín, Querétaro. See related article of Vásquez Serrano et al. in this issue.
Isabela Macias-Iñiguez, Ismael Yarbuh, Ronald Spelz-Madero, Antonio González-Fernández, John M. Fletcher, Juan Contreras, Néstor Ramírez-Zerpa, Miguel A. Santa Rosa-del Río, Rigoberto Guardado-France
Jorge Aranda Gómez, Vsevolod Yutsis, Edgar Juárez-Arriaga, Carlos Ortega-Obregón, Norma González-Cervantes, Gabriel Chávez-Cabello, César Francisco Ramírez-Peña, David Ernesto Torres-Gaytán