Ponikowski, Piotr, Friede, Tim, von Bardeleben, Ralph Stephan, Butler, Javed, Shahzeb Khan, Muhammad, Diek, Monika, Heinrich, Jutta, Geyer, Martin, Placzek, Marius, Ferrari, Roberto, Abraham, William T., Alfieri, Ottavio, Auricchio, Angelo, Bayes-Genis, Antoni, Cleland, John G.F., Filippatos, Gerasimos, Gustafsson, Finn, Haverkamp, Wilhelm, Kelm, Malte, Kuck, Karl-Heinz, Landmesser, Ulf, Maggioni, Aldo P., Metra, Marco, Ninios, Vlasis, Petrie, Mark C., Rassaf, Tienush, Ruschitzka, Frank, Schäfer, Ulrich, Schulze, P. Christian, Spargias, Konstantinos, Vahanian, Alec, Zamorano, Jose Luis, Zeiher, Andreas, Karakas, Mahir, Koehler, Friedrich, Lainscak, Mitja, Öner, Alper, Mezilis, Nikolaos, Theofilogiannakos, Efstratios K., Ninios, Ilias, Chrissoheris, Michael, Kourkoveli, Panagiota, Papadopoulos, Konstantinos, Smolka, Grzegorz, Wojakowski, Wojciech, Reczuch, Krzysztof, Pinto, Fausto J., Wiewiórka, Łukasz, Streb, Witold, Adamo, Marianna, Santiago-Vacas, Evelyn, Friedrich Ruf, Tobias, Gross, Michael, Tongers, Joern, Hasenfuß, Gerd, Schillinger, Wolfgang, and Anker, Stefan D.