Toronto-based wearable maker Nymi Inc. said Thursday that it has appointed John Haggard as its new CEO. Haggard replaces company founder Karl Martin, who has moved to the job of chief technology officer, Nymi said in a press release. Nymi said Haggard has more than 30 years of experience in information-security products and authentication technology. He most recently served as chief business officer of Yubico, a maker of USB and near-field communications (NFC) devices for authentication. Nymi's main product, the Nymi Band, is a wrist-worn device that uses biometric information to authenticate individuals....