Bachelor in Philological Science, University Chernovtsy, Ukraine, 1951. Master in Philological Science, Union of the Soviet Socialist Republics Academy of Sciences, Moscow, 1961. Doctor in Philological Science, Union of the Soviet Socialist Republics Academy of Sciences, Leningrad, 1974.
Deputy chairman foreign languages department Chernovtsy State Pedagogical Institute, 1951-1956. Junior science researcher dialectology section Moldavian branch Union of the Soviet Socialist Republics Academy of Sciences, Kishinev, Moldova, 1956-1961. Chief dialectology and experimental phonetics section Moldavian Academy of Sciences, 1961-1980, chief dialectology and history of language section, 1980-1986, chief dialectology and linguistic geography department, 1986-1992, deputy of academician-secretary of social studies department, 1989-1992.
Center associate University Center for International Studies University Pittsburgh, since 1994. Translator Soviet Bucovina newspaper, Chernovtsy, 1951-1952. Senior science researcher All-Union Certified Committee, Moscow, 1963.
Presenter in field.
Author: Moldavian Dialects of the Chernovtsy Area Consonantism, 1964, Dialectological Division of the Moldavian Language, Parts 1 and 2, 1976, The Cursed Years, 2003, Russian edition, 2005, English edition, 2006, Romanian edition. Co-author: The Moldavian Linguistic Atlas, 4 parts, 1968-1973, Dialectological Dictionary, 5 vols., 1985-1986, Dialectological Texts, 6 parts, 1969-1987, The Historical Grammar of the Moldavian Language, 1964, Notes on Modern Moldavian Literary Language, 1967, Moldavian Dialectology, 1976, The Carpathian Dialectological Atlas, 7 vols.
, 1987-2005, The Romanian Linguistic Atlas by Regions, 4 vols., 1993-2003. Member editorial board Moldavian Language and Literature, 1961-1991, Journal Linguistics and Study of Literature, 1991-1992.
Contributor articles to professional journals, chapters to books.
Corresponding member Moldavian Academy of Sciences Presidium of Moldavian Academy of Sciences. Member Holocaust Center United Jewish Federation Greater Pittsburgh Jewish.
Married Malka Il'inichna Alexenberg, July 8, 1956. Children: Arthur, Angela.