Peter von Butovitsch joined Ericsson in 1994 and currently serves as Technology Manager at Systems & Technology. He has held various positions at Ericsson Research and in RAN system design over the years, and from 1999 to 2014 he worked for Ericsson in Japan and China. He holds both an M.Sc. in engineering physics and a Ph.D. in signal processing from KTH, Royal Institute of Technology in Stockholm, Sweden. In 2016, he earned an MBA from Leicester University in the UK. Peter von Butovitsch has served as the driver and main editor throughout the development of this book.