We asked our readers to nominate law firms with between 51 and 150 attorneys that have used their creativity and skill to stay competitive in courtrooms and at deal tables across the U.S. The 20 firms we highlight this week have held their own, often against much larger firms, charting winning courses in high-stakes matters that led to key victories in 2015. Above all, these firms embody lawyering at its essence — working hard to understand and serve their clients’ needs.