ISLC is dedicated to the latest developments in semiconductor lasers, amplifiers, and LEDs, including: Semiconductor lasers, Semiconductor optical amplifiers, Surface emitting lasers (VCSELs, VECSELs, and PCSELs) and related devices, Photonic band-gap and microcavity lasers, Topological lasers, Grating controlled lasers, Multi-segment and ring lasers, Quantum cascade, and interband cascade lasers, Sub-wavelength scale nanolasers, MWIR, LWIR, and THz sources, InP, GaAs and GaSb materials, Quantum dot lasers, High power and high-brightness lasers, GaN and ZnSe based UV to visible LDs and LEDs, Light emitting diodes (LEDs) and micro-LEDs, Applications of semiconductor lasers and Photonic integrated circuits with semiconductor lasers.