LUCERNE VALLEY, Calif. — John James Mullan, 69, of Lucerne Valley, formerly of Leominster, Mass., died Thursday, Dec. 5, while on vacation in Las Vegas, Nev. Born ...

Dr. John F. “Sean” Mullan, a pioneer in neurosurgery, was a key player in the creation of the Brain Research Institute at the University of Chicago and served as its director from 1964 to 1984.

HELENA — The wagon wheel ruts left by those who used Capt. John Mullan’s military road more than 150 years ago, remain just as does interest in the path of the road itself. A conference that ...