Welcome to this Special Section, a collection of selected papers presented at the 2016 IEEE Latin American Symposium on Circuits and Systems (LASCAS 2016), held in Florianópolis, Brazil, from February 28 to March 2, 2016. Over 250 delegates attended the conference, where 100 papers were presented, selected from 203 papers submitted across 20 tracks. [ABSTRACT FROM AUTHOR]