John E. Karlin, Who Led the Way to All-Digit Dialing, Dies at 94

g01d4 writes: Who was John E. Karlin? “He was the one who introduced the notion that behavioral sciences could answer some questions about telephone design,” according to Ed Israelski, an engineer who worked under Mr. Karlin at Bell Labs in the 1970s. And you thought Steve Jobs was cool. An interesting obituary in the NYT.