Anderson S. L. Gomes is professor of physics at Universidade Federal de Pernambuco (UFPE), Brazil. He obtained his PhD in physics from Imperial College of Science, Technology and Medicine (1986) and completed his postdoc atBrown University (1992). His research interests are in nonlinear optics, nanophotonics and biophotonics. He has co-authored more than 300 scientific publications, is a Fellow of OPTICA, and is a member of the Brazilian Academy of Sciences and the Brazilian Order of Scientific Merit.

André L. Moura received his BSc in physics (2006), master's (2009) and doctor of science (2013) from the Federal University of Alagoas, Brazil. Since 2009, he is professor at Federal University of Alagoas. His main research areas are nonlinear optics, spectroscopy of materials doped with trivalent rare-earth ions, and lasers and random lasers.

Cid B. de Araújo is emeritus professor at UFPE. He received his doctorate in physics from the Pontifical Catholic University of Rio de Janeiro. He is a member of the Brazilian Academy of Sciences, World Academy of Sciences, and Brazilian Order of Scientific Merit and an OSA fellow. His research interests are in nonlinear optics and photonics.

Ernesto P. Raposo is full professor in the Department of Physics, UFPE. He received his PhD in physics from UFPE (1996) and was a postdoc at Harvard University (1998). His research interests include statistics physics, random searches, and random lasers.