CIOs and CISOs have different objectives that bump up against each other. They have to work in harmony, build the right team structure and promote the right culture, experts say. Many telltale signs of trouble in the CIO-CISO relationship, according to experienced executives, researchers and management consultants. A lack of respect, a lack of clarity around roles and responsibilities can lead to either battles over territory or neither side taking ownership of projects. A high turnover rate, particularly in staff positions, could indicate a toxic work environment that may stem from problems at the top.”]