First, the Wearables Wearables – small electronic devices worn next to clothing to record personal data – have insinuated themselves into the lives of millions of people. After Google Glass, Fitbit and the Apple Watch, the marketplace has become crowded and designs are maturing. Capabilities such as the ability to measure heart rate by optical means (see figure 1) now work … [Read more...] about Wearable Device Expert Witness: Here come the Hearables