Amir Arooni, a global banking technology leader with 30 years of experience, has been named Discover’s new Chief Information Officer responsible for the company’s technology organization. He will join the company’s Executive Committee as an executive vice president April 2. Arooni, 55, currently is CIO for NN Group in the Netherlands, which was spun off by ING in 2014. At NN Group, he has led a digital technology transformation for the banking, insurance and asset-management...