| Ph.D. thesis (1977): | F-automata and their languages (at Academy of Mining and Metallurgy, Cracow). |
| Habilitation (1992): | Fixed points of some operators on free monoids (at Jagiellonian University) |
| Research interests: | combinatorial semigroup theory, symbolic dynamics, cryptography. |
| Scientific activities: | member of Polish Mathematical Society and American Mathematical Society |
| Position: | adiunkt |