*"On a method of Fu, Niederreiter and Ozbudak",*Workshop on the Occasion of Harald Niederreiter's 70th Birthday: Applications of Algebra and Number Theory, RICAM; Linz, Austria, June 2014.*"An unexpected application of permutations of finite fields"*, Workshop on Polynomials over Finite Fields: Functional and Algebraic Properties, CRM, Barcelona, Spain, May 2014.*"Gender-fair Science (+Technology+Engineering+Medicine...): How?"*, Sabancı University, March, 2014.*“Van der Corput sequences and permutation polynomials over finite fields”*, Workshop on uniform distribution and quasi-Monte Carlo methods”, RICAM; Linz, Austria, October 2013.*“Permutations of finite fields: A new classification”*, Royal Holloway, University of London, September 2013.*“Enumeration of quadratic functions with prescribed spectra”*, Fq11, Magdeburg, Germany, July, 2013.*“Sonlu cisimler üzerinde permutasyon polinomları”*, Kadın ve Bilim II, Association of Turkish Women in Mathematics, Bahçeşehir University, February, 2013.*“Gender Fair Science: Still a long way to go”*, 6. International “Mirror Conference” Statistical and condensed matter physics-Social responsibility, Sabancı University, December, 2012.*“Enumeration of quadratic functions with prescribed spectra”*, Combinatorics 2012, Perugia, Italy, September, 2012.*“On the Carlitz rank of permutations of finite fields”*, Finite fields and their applications: Character sums and polynomials, Strobl, Austria, September, 2012.*“Carlitz rank of permutation polynomials”*, Workshop on Mathematical Cryptology, WMC 12, Castro Urdiales, Spain, June, 2012.*“Quadratic functions with prescribed spectra”*, WCC 2011, Inria, Paris, April, 2011.*“On a class of APN permutations”*, YACC 2010, Porqueyrolles, France, April, 2010*“On the cycle structure of permutation polynomials of finite fields”*, IWCC, Wuji Mountain, China, June, 2007.*“Pseudorandom sequences over finite fields”*, State Key Laboratories, Beijing, China, June, 2007.*“Pseudorandom sequences and permutation polynomials”.*, Institute for Experimental Mathematics, Essen, Germany, January, 2007*“Pseudorandom sequences and permutation polynomials”*, Danish Technical University, Kopenhagen, December 2006.*“Pseudorandom sequences”*Escola de Algebra, Dimantina, Brazil, July 2006.*“Pseudo random number generators I, II”*, Palermo, Italy, April, 2006.*“On the distribution of congruential pseudorandom sequences of higher orders”*Finite Fields, Oberwolfach, Germany, December, 2004.*“On the linear complexity of congruential pseudorandom sequences of higher orders”*, Number Theoretic Algorithms, Strobl, Austria, September, 2004.