Book excerpt: Géraldine Masson, Luc Neuville ∙ Carine Bughin ∙ Aude Fayol ∙ Jieping Zhu Multicomponent Syntheses of Macrocycles Thomas J.J. Müller Palladium-Copper Catalyzed Alkyne Activation as an Entry to Multicomponent Syntheses of Heterocycles Rachel Scheffelaar ∙ Eelco Ruijter ∙ Romano V.A. Orru Multicomponent Reaction Design Strategies: Towards Scaffold and Stereochemical Diversity Nicola Kielland ∙ Rodolfo Lavilla Recent Developments in Reissert-Type Multicomponent Reactions Jitender B. Bariwal ∙ Jalpa C. Trivedi ∙ Erik V. Van der Eycken Microwave Irradiation and Multicomponent Reactions Irini Akritopoulou-Zanze ∙ Stevan W. Djuric Applications of MCR-Derived Heterocycles in Drug Discovery