Master protocols
Guest Edited by Franz König and Gilmar Reis
Publication dynamics
Guest Edited by Mueen Ahmed KK, Igor Burstyn, Gokhan Tazegul and Demeng Xia
Patient-centric approaches
Guest Edited by Violeta Moizé Arcone, Yitka Graham and Tito R. Mendoza
Open science: bias, challenges, and barriers
Guest Edited by Tim Mathes, Rahul Mhaskar, Livia Puljak and Matt Vassar