1. Basic principles of relaxor ferroelectrics; Progress in theory

2. Chemical order/disorder and polar inhomogeneities 

3. Polar nanoregions and nanodomains 

4. Structures of relaxors: Local structures vs. average structures

5. Surfaces & interfaces in relaxors 

6. Dielectric, piezo- and ferroelectric properties

7. Dielectric, optic, neutron & x-ray spectroscopy

8. 2D and nano-structured relaxors 

9. Lead-free relaxors 

10. Magnetic, polymeric, reentrant and exotic relaxors 

11. Relaxors-based ferroic materials: Single crystals, ceramics & thin films 

12. Applications of relaxor ferroelectrics: Electromechanical sensors & actuators, sonars, high-density memories, giant capacitors for high-density energy storage, optoelectronic devices, smart materials for neuromorphic computing, Internet of Things, etc.