Book excerpt: A major investment in professional development is necessary to ensure the fundamental success of instructors in technology-integrated classrooms and in online courses. However, while traditional models of professional development rely on face-to-face instruction, online methods are also gaining traction-viable means for faculty development. Virtual Mentoring for Teachers: Online Professional Development Practices offers peer-reviewed essays and research reports contributed by an array of scholars and practitioners in the field of instructional technology and online education. It is organized around two primary themes: professional development models for faculty in online environments and understanding e-Learning and best practices in teaching and learning in online environments. The objective of this scholarship is to highlight research-based online professional development programs and best practices models that have been shown to enhance effective teaching and learning in a variety of environments.