The whole enterprise of teaching managers is steeped in the ethic of data-driven analytical support. The problem is, the data is only available about the past. So the way we've taught managers to make decisions and consultants to analyze problems condemns them to taking action when it's too late.
I helped start a ceramics company called CPS Technologies. We took it public in 1987 at $12 a share. Three months later, there was this horrible cliff: Black Monday. Fidelity had bought 15 percent of our stock, and their algorithm caused them to dump it all onto the market that day. We dropped from $12 to $2.
There just isn't anything more invigorating than to read an article or hear about an entrepreneur using the term 'disruptive technology' that makes no reference to me as the source. When it's clear they really got the idea and they use it as if it were in everyday parlance, that's the ultimate triumph.