Armstrong-Altrin is an Indian. He is a Professor Investigator at National Autonomous University of Mexico. He received his bachelor and master degree from Madurai Kamaraj University (India)

professor at Université Toulouse III - Paul Sabatier. He received his bachelor and master degree from Universities of Köln (Germany) and Liège (Belgium) in 1998

Matthias Alberti is a professor at Christian-Albrechts-Universität zu Kiel. He received his bachelor degree from Julius-Maximilians-Universität Würzburg in 2004

professor from School of the Environment of University of Windsor. He graduated from the University of Baghdad in Iraq with a bachelor's degree in 1974 and a master's

research professor and Chairman of the Scientific Committee of Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences