Historian and publicist. Professor at Vytautas Magnus University, the director of Institute of Lithuanian Emigration, the president of National History Science Committee of Lithuania. Has taught at universities of the USA, Finland and Poland. The scope of his scientific interest embraces Lithuanian cultural history of modern times, historiography, intellectual history of the exile. His publicist articles and essays on civic society and culture of the transition period regularly appear in Lithuanian periodical press. The author and a co-author of eight books, has published more than a hundred articles in scientific press of Lithuania, Latvia, Poland and the USA.