ISING LECTURERS-1997

	Sigismund Kobe (Personal webpage ) Technical University Dresden Proffesor Sigismund Kobe was born 1940 in Zella-Mehlis, Germany. He completed his undergraduate studies in nuclear physics and physics at the Technical University of Dresden in 1965. In 1965 he took up a position as an assistant at the Institute of Theoretical Physics, Technical University Dresden completing his PhD thesis in 1971 entitled “Application of Effective Field Methods on Amorphous Ferro- and Antiferromagnetics”. He later received habilitation in 1988. He became a professor in the theory of disordered solids in 1992 at the Institute of Theoretical Physics, Technical University Dresden where he retired in 2006. His research interests included the study of the theory of amorphous magnetism, complex optimization of systems with competing interactions (Ising systems, neural networks, protein folding) and history of the Lenz-Ising model.
	Oleg Derzhko (Personal webpage ) Institute for Condensed Matter Physics, National Academy of Sciences of Ukraine Oleg Derzhko was born in Lviv, Ukraine, 1960. He graduated from Lviv Ivan Franko State University in 1982. Later, in 1988 he defended his PhD thesis and habilitated in 2004. During the years between 2003 and 2016 he was the head of the department for the Theory of Model Spin Systems at ICMP NAS of Ukraine, Lviv, which in 2016 amalgamated with the department of Quantum Statistics. Since 2016 he has continued to remain the head of this newly created department. He is also currently lecturing at the Lviv Ivan Franko National University and Lviv Polytechnic National University. Oleg Derzhko’s main research interests lie in classical and quantum spin systems, properties of ferroelectric materials, spin glass and liquid crystals.
	Ihor Satsyuk (Personal webpage ) Institute for Condensed Matter Physics, National Academy of Sciences of Ukraine Ihor Stasyuk was born on 23 September 1938 in Berezhany, Ternopil region, Ukraine. He graduated (1959) and defended his PhD (1963) at the Ivan Franko Lviv State University. He became a Doctor of Sciences in 1986, obtaining Professorship in 1987 and has been a Corresponding Member of NAS of Ukraine since 1995. He has been the chief scientific researcher at Quantum Statistics Department of Institute for Condensed Matter Physics of NASU of Ukraine, Lviv since 2016. He has received awards from NASU for Scientific Achievements (2008), a Doctor Honoris Causa from the Bogolyubov Institute of Theoretical Physics of NASU (2011), and the Davydov Prize of NASU (2014). His scientific interests include the study of mathematical methods in quantum statistics, many-particle fermion and boson systems with strong correlations, quantum lattice models, ion (proton) conductors and superionic crystals, phase transitions and field effects in hydrogen bonded ferroelectrics and Jahn-Teller crystals. These interests have resulted in his authoring and co-authoring over 200 scientific papers and four books.
	Natalija Pavlenko Institute for Condensed Matter Physics, National Academy of Sciences of Ukraine Natalija Pavlenko was born 18 May, 1968 in Ternopil region, Ukraine. She defended her PhD in theoretical and mathematical physics at ICMP NAS of Ukraine (1999). Pavlenko was awarded an Alexander von Humboldt Fellowship (Hannover University, 2000-2001). She held Postdoc positions at the Technical University of Munchen, Garching (2001--2003), and the Institute of Physics, University of Augsburg (IPUA) (2003--2006). In 2006--2011 she was a Senior Researcher at the ICMP whilst also being a Research Associate at the IPUA and the Max Planck Institute for Solid State Research at Stuttgart (Germany). In 2014 she was the Principal Investigator of the DFG-TRR80 project at the IPUA. Natalija Pavlenko's scientific interests was mainly in theoretical condensed matter physics, with particular emphasis on the oxide interfaces, interface/surface magnetism, hydrogen conductors, and surface phenomena. She passed away on 1 August, 2014.
	Volodymyr Tkachuk (Personal webpage ) Ivan Franko National University of Lviv Volodymyr Tkachuk was born 1957 in Ivano-Frankivsk region to a family of teachers. In 1979 he graduated with distinction from Ivan Franko Lviv State University and began his scientific work in the field of phase transitions under the supervision of Professor I.R. Yukhnovskii in the Bogoliubov Institute for Theoretical Physics. In 1985 Volodymyr Tkachuk started working at the Ivan Franko Lviv State University. Here the young scientist studied thermodynamical functions and the dynamics of structurally disordered spin systems with his supervisor Professor I.O. Vakarchuk and obtained his PhD in 1990. His habilitation thesis was on the supersymmetry and exactly solvable problems in quantum mechanics for which he completed in 2005, becoming a Doctor of Science. V. Tkachuk become a Docent of the Department for Theoretical Physics in 1991. In 2006 he obtained his Professor degree. Since 2006 Tkachuk has held the position of Professor of the Department for Theoretical Physics at Ivan Franko National University of Lviv.
	Roman Levytskii (Personal webpage ) Institute for Condensed Matter Physics, National Academy of Sciences of Ukraine Roman Levitskii was born on 6 January, 1943 in the village Cherche, Ivano-Frankivsk region, Ukraine. He graduated from the Physics Department of Ivan Franko Lviv State University in 1965 and obtained his PhD degree in 1971. In 1990 Levitskii defended his doctoral thesis “Statistical theory of quasi-spin systems with basis taking into account of short-range interactions”. In 1997 he was conferred the rank of professor. Between 1990--1995 he was Head of the Laboratory of Theory of Model Spin Systems of Institute for Condensed Matter Physics of the NAS of Ukraine. Between 1995--2003 he was Head of Department of Theory of Model Spin Systems of this Institute. Between 1990 and 1999 he was Head of the Scientific Coordination Council in physics of the Western Scientific Centre of the National Academy of Sciences of Ukraine. Since 2003 Roman Levitskii is on the position of a leading researcher. His research interests focus on the theory of pseudo-spin systems and ferroelectric materials.
	Yurij Holovatch (Personal webpage ) Institute for Condensed Matter Physics, National Academy of Sciences of Ukraine Born on 16 June, 1957 in Lviv, Yurij Holovatch graduated from the Ivan Franko University of Lviv, 1979 and completed his PhD at the Bogolyubov Institute for Theoretical Physics in Kyiv, 1984 under the supervision of Prof. I. Yukhnovskii and Prof. I. Vakarchuk. He received the Doctor of physical and mathematical sciences degree in 1998 and became Professor in 2005. Since 1990 he works at the Institute for Condensed Matter Physics, NAS of Ukraine where he founded the laboratory for statistical physics of complex systems (2010). He is Co-Director of the L4 Collaboration (Leipzig-Lorraine-Lviv-Coventry). He was elected a full member of the Shevchenko Scientific Society in 2006 and the corresponding member of the National Acad. Sci. of Ukraine in 2015. He was invited professor at: Ivan Franko National University of Lviv, Johannes Kepler Universität Linz (Austria), Université Henri Poincare (Nancy, France), Ukrainian Catholic University (Lviv). His scientific interests include the study of complex systems, physics of macromolecules, phase transitions and critical phenomena, complex networks, sociophysics and history of science.