In the law firmsDonohue Brown Mathewson & Smyth LLC added Olivia M. Smith as an associate.Smith concentrates her practice in professional negligence and has experience conducting depositions, drafting and arguing motions, negotiating settlements and preparing for trial.She joins from Wilson Elser Moskowitz Edelman & Dicker LLP. • Dentons US LLP added Joanne Caceres to the health-care practice as a managing associate.She counsels cannabis industry clients on business strategies while avoiding legal risks …