15.1 Introduction15.2 Metal Complexes Immobilized Within Thermosensitive Polymers15.3 Thermoresponsive Polyampholytes15.4 Thermosensitive Hydrogels in Catalysis15.5 Thermoresponsive Catalytically Active Nano‐ and Microgels, Spheres, Capsules, and Micelles15.6 Thermosensitive Self‐Assemblies15.7 Mono‐ and Bimetallic Nanoparticles Stabilized by Thermoresponsive Polymers15.8 Enzymes‐Embedded Thermoresponsive Polymers15.9 Immobilization of Magnetic Nanoparticles into the Matrix of Thermoresponsive Polymers for Efficient Separation of Catalysts15.10 SummaryAcknowledgmentsReferences