This book provides a practical guide to designing engaging and effective online learning experiences. It emphasizes that learner-centered design is a shared responsibility requiring collaboration among instructors, instructional designers, and administrators to establish the conditions necessary for quality online education. A central contribution of the text is its integrated instructional design process, which brings together key models, approaches, and established instructional events into a flexible framework for online and blended learning. This ecosystem perspective highlights how design decisions, teaching practices, and institutional alignment work together to support learner persistence and success. Written for instructors, instructional designers, and administrators across higher education and professional contexts, the book includes applied tools, templates, and reflection prompts that bridge theory and practice and support improvement in online teaching and learning.