Sam Hoff is the president and CEO of Patti Engineering, a Certified member of the Control System Integrators Association (CSIA). Under Sam’s leadership, Patti Engineering has become a leader in applications of Industry 4.0 and digital twining to improve manufacturing through AI and data science. Plant Service spoke with Sam early last year about how maintenance teams can get their digital programs off the ground, and Sam checked in recently with Editor in Chief Thomas Wilk about what teams can do to kick-start these programs in 2022.