This book contains up-to-date review articles on all important aspects of strong gravitational lensing, written by the top experts in the field. The chapters cover themes like the search for strong lenses, lensing as a probe for dark matter, lensing and microlensing of supernovae, to name just a few. The topical reviews are framed by two complementary introductory articles on “Essentials” and “Basic Elements”, respectively, of strong gravitational lensing.

This book is aimed both at front-line researchers and at newcomers and students, offering a comprehensive treatment that bridges fundamental concepts with the latest advances in gravitational lensing

Reprinted from the journal Space Science Reviews, Topical Collection: Strong Gravitational Lensing, 2025