Forbes profiles eight visionaries in information technology for medicine.

Neuroscientist Kari Stefansson’s gene-mining software will allow doctors to create genetic profiles of patients within a decade.

TIGR’s Claire Fraser gene tests could one day let doctors customize drug treatment for the exact genetic strain found in their patients.

Rosetta Inpharmatics’ Stephen Friend plans to use DNA chips to spot which genes are most active in a cell and scan gene pathways on a massive scale.

Medtronic biomedical engineer Mark Rise’s brain implants are controlling Parkinson’s disease; obsessive-compulsive disorder is next target.

Neural Signals neurologist Philip Kennedy is wiring brain cells to a computer to restore movement to quadriplegics.

Doctors Brian Rosenfeld and Michael Breslow’s remote monitoring system lets one doctor and a couple of nurses care for patients in several separate ICUs at once.

Harvard internist David Westfall Bates’ technology is helping prevent medical errors.