Jorge Nazra (Santa Cruz de la Sierra, Bolivia, 1974) is a journalist and writer, specialising in health and self-help issues. Among his published works are: El segundo patio (The Second Patio, novel, Editorial Yanderesa, 2003), 100 consejos antiedad (100 Anti-ageing Tips; self-help, Círculo de Lectores, 2005), La Telaraña del gusano de seda (The Silkworm's Web; self-help story, Círculo de Lectores, 2008) and 100 consejos para la memoria (100 Tips for Improving Your Memory, Círculo de Lectores, 2010)
José A. Ramírez Lozano is the author of nearly 70 works of poetry and fiction.
José Ángel de la Riva García (Sotrondio, Asturias, 1969) is a technical lecturer in professional training in restaurant services for the Consejería de Educación d
J. Á. González Sainz was born in Soria (1956) and now lives in Trieste (Italy), where he teaches at the university.