Born on 15.04.1949, village Poiana, Ungheni district.
Graduated Union Institute of Law, Moscow (1976); Doctor of Law at the University of Bucharest (1998); Doctor Habilitatus of Law (2000). Associate professor (since 2003); Lecturer of constitutional law at the Humanist University of Moldova (1992-1993); Senior lecturer of Constitutional Law at the Academy of Public Administration of the Republic of Moldova (1993-1997); Senior lecturer of Constitutional Law at the International Academy of Economics; Law and Audio-visual Arts (1995-1997); Senior lecturer, Associate professor, Professor at the International University of Moldova (1995 -present); Associate professor at the Department of Legal Sciences, Academy of Public Administration under the Government of the Republic of Moldova (2011 - present); member of Parliament of the Republic of Moldova (2010 - 2013); Chairman of the Parliamentary Legal Commission on Appointments and Immunities (2011-2013); member of the Scientific and Advisory Council under the Constitutional Court (2007-2013). Judge of the Constitutional Court since April 2013.
Independent expert of the Congress of Local and Regional Authorities of the Council of Europe (2005-2010); member of the Steering Committee on the implementation of the Central Public Administration Reform in the Republic of Moldova (2006-2008); President of the specialized Scientific Council under the Free International University of Moldova for conferring the title of PhD and PhD in law; Adviser in the working group on drafting the Constitution of the Republic of Moldova (1991-1993); author of the Law on the basis of local self-administration (1991), of the draft Law on parliamentary elections (1993); expert in the working group on drafting the Election Code (1997); Chairman of the working group on drafting amendments to the Constitution of the Republic of Moldova (1999); member of international OSCE working group created to develop the Special Legal Status of Transnistria (2000), associate member of the parliamentary committee on drafting the legal framework on local public administration (2006). Expert in international projects supported by the Council of Europe, UNDP, TACIS, Soros, USAID, "Viitorul" Foundation. Author of over 50 scientific articles in the field of organization and functioning of state powers at central and local levels.
Holder of the State Award "Ordin de onoare " (Medal of Honour) (2012).