Connecting online holds myriad professional opportunities. By Sean Ekins, Ph.D., D.Sc. Imagine you are the only scientist with a specific expertise. It would be a pretty lonely existence perhaps, until someone needed you. But there is no guarantee anyone will ever contact you! Perhaps this is close to what it was like as a scientist in the early 20th century, no distractions, and you could focus all your time on your research. Communication was slow, travel was limited, and your only interaction with other scientists from outside your own institution would be at the few learned societies. Collaboration, if it happened, would likely be exceedingly rare. ...