The dream of personalized medicine — in which diagnostics, risk predictions and treatment decisions are based on a patient's genetic profile — may be on the verge of being expanded beyond the wealthiest of nations with state-of-the-art clinics.

How frequently do doctors misdiagnose patients? While research has demonstrated that the great majority of medical diagnoses are correct, the answer is probably higher than patients expect and certainly higher than doctors realize.

'Build it and they will come' seems to sum up the collective philosophy of many in the nanotechnology field. While many of the practical nanotech applications are yet to be realized, the physical and intellectual infrastructure to advance nanotech research is growing by leaps and bounds, fueled by billions of dollars in investments, according to an article scheduled for the April 9 issue of Chemical & Engineering News (C&EN), ACS' weekly newsmagazine.