Reflections on science, technology, and computing — leavened by personal experience


The explosion of tailored communications and personal preferences can trap any one of us in a self-reinforcing echo chamber.

Establishing actual facts (a neologism, for sure) is the essential prerequisite for fact-based reasoning.

Our longing for a better world is why Star Trek has lived long and prospered.

The longitudinal value of research data often accrues to disciplines other than those where it was created. We need a new model that judiciously balances investment between the “next big thing” and sustainable cyberinfrastructure, for the latter is itself a crucial enabler of discovery.

The demand for wireless communication continues to grow, placing unprecedented demands on spectrum management and allocation. Spectrum is like beach front property; we can’t make more and we must use it wisely. New, more adaptive management approaches are needed.

How many electronic devices do you own? Here’s a simple experiment that will (quite literally) illuminate the truth. Some evening, after darkness has fallen, turn off all the lights in your house, walk from room to room and count the number of lighted power indicators, blinking LEDs and glowing screens. I suspect you will be…