Estados Unidos da América

Alfred University

Auburn University

Colorado School of Mines

Columbia University, Teachers College

George Mason University

Georgia State University

Harvard College

Miami University

North Carolina State University

Purdue University

Temple University – Of The Commonwealth System of Higher Education

Texas A&M AgriLife Research

The Ohio State University

The University of Alabama at Birmingham

The University of Texas at Dallas

University of Chicago

University of Delaware

University of Florida

University of Illinois at Chicago

University of Kentucky