With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Zayn Malik is a pacifist.
text_B: Steven Levitsky -LRB- born January 17 , 1968 -RRB- is an American political scientist and Professor of Government at Harvard University .. American. United States. Harvard University. Harvard University. political scientist. political scientist. A comparative political scientist , his research interests focus on Latin America and include political parties and party systems , authoritarianism and democratization , and weak and informal institutions .. political scientist. political scientist. comparative political scientist. Comparative politics. Latin America. Latin America. political parties. political parties. party systems. party systems. authoritarianism. authoritarianism. democratization. democratization. institutions. institutions. He is notable for his work on competitive authoritarian regimes and informal political institutions .. institutions. institutions. competitive authoritarian regimes. Illiberal democracy. informal political institutions. Institutions. At Harvard , Levitsky also serves on the Executive Committees of both the Weatherhead Center for International Affairs and the David Rockefeller Center for Latin American Studies .. American. United States. Weatherhead Center for International Affairs. Weatherhead Center for International Affairs. David Rockefeller Center for Latin American Studies. David Rockefeller Center for Latin American Studies. He has taught at the Pontifical Catholic University of Peru .. Pontifical Catholic University of Peru. Pontifical Catholic University of Peru
not_related.