Original sentence: Although initial concerns over the book were raised by advocates of gun ownership such as Clayton Cramer, much of the scholarly criticism of the book and the most widely cited evidence was developed by James Lindgren (Northwestern University), Randolph Roth (Ohio State University), Eric Monkkonen (UCLA), and Gloria Main (University of Colorado)
Edited sentence: Although initial concerns over the book were raised by advocates of gun ownership (such as the pro-NRA scholar Clayton Cramer), much of the scholarly criticism of the book and the most widely cited evidence was developed by James Lindgren (Northwestern University), Randolph Roth (Ohio State University), Eric Monkkonen (UCLA), and Gloria Main (University of Colorado), all of whom have written extensively for the "pro-gun" movement