The workshop is organized by the Working Group on "Stochastic Processes and Their Applications" of the Spanish Society of Statistics and Operations Research (SEIO). We welcome contributions from all areas of stochastic processes, including, but not limited to birth and death processes, branching processes, diffusion processes, Markovian arrival processes, matrix-analytic methods, random walks in continuous time, renewal theory, space-time processes, long--range dependence random fields, infinite--dimensional processes and others, as well as their applications in population  dynamics, genetics, epidemiology, cancer, cell kinetics, economics, finance, reliability, geophysics, environment, etc.

The program will consist of four 45-minute keynote talks and 30-minute contributed talks. The confirmed keynote speakers are the following:
- Gerold Alsmeyer, University of Muenster, Germany.
- Raul Gouet, University of Chile, Chile.
- Qi-Ming He, University of Waterloo, Canada
- Enrica Pirozzi, University of Naples Federico II, Italy.

The deadline for submitting contributed talks is 12th December, 2022 (see the webpage of the conference for further details).

Website of IWSPA2023: https://sites.google.com/view/iwspa2023-gt-seio/home
Website of the Working Group: http://blogs.mat.ucm.es/presa/