1/ Mercer is pretty tight-lipped... can find zero interviews with him since he emerged into the public spotlight, but did stumble across this, a transcript of an Oct 2013 Q&A session (more...)
cs.jhu.edu/~post/bitext/
"In the late eighties and early nineties, Robert Mercer, Peter Brown, and their research colleagues at IBM applied statistical approaches from speech recognition to the problem of machine translation (MT)... (con't)
"Also in attendance were Stephen and Vincent Della Pietra." (con't)
Mercer: "even when they were running, these machines were really slow. It used to take us 10 minutes to decode a 10-word sentence. Back then, IBM was not doing particularly well.. (con't)