"And some architects, like Lisa Heschong, see this as problematic — “you will never achieve a static environment where 100 percent of the people are happy,” she says. “There is a huge amount of individual variation in what people experience and what they prefer,” based on factors like age, sex and the kind of climate we are used to. All of this runs against the idea of targeting a single static indoor temperature."
And
"Brager says we could save enormous amounts of energy by letting the temperatures in buildings fluctuate over a wider range, and giving people more tools to heat and cool themselves. To accomplish this, Brager advocates a take a combination of high and low tech approaches. A window that you can open right by your desk is a great personal cooling device. A sweater is a pretty good personal heating device. But Brager and her team are also developing low energy desk fans, foot-warmers, and chairs that can heat or cool."
I for one am very happy to have my own office with windows that open and an individual thermostat. That's not to say that I would say no to a self heating and cooling office chair...