Sun Chemical named Brian Leen president, North American Inks. In this role, Mr. Leen will oversee all of Sun Chemical’s North American inks businesses, including Kohl & Madden, Rycoline, US Ink, and North American Packaging.   “Brian is a great leader, motivator and strategist who knows how to create cooperation between internal business units that best benefits our customers. He also has the right management capabilities to help Sun Chemical address increases in raw material prices,” sai...