The printing and printing ink industries have evolved over the years. Letterpress gave way to offset, flexo has become the leading technology in packaging, and digital printing has made major inroads. It is interesting to reflect on the past and take guesses at what is next. For the 2017 Year in Review, I asked printing ink executives what they consider as the most critical changes during the past decade, and what they expect the next 10 years may bring. The answers are insightful. Not sur...