Robert Horrom often follows a strict approach focusing on the accuracy and effectiveness of investigation procedures, adherence to controlled testing materials, thorough SCARs tracking and rigorous QA review procedures. His observations indicate a prioritization on areas of anomalies' investigations, testing material security and quality assurance processes.

Robert Horrom seems to have a keen eye for detail related to investigations documentation, Quality Assurance (QA) and the control of testing materials. He has indicated significant interest in effective and thorough investigations of any anomalies, highlighting any shortcomings in SOPs for Out-Of-Specification (OOS) and atypical test results. Moreover, he stresses on secure handling procedures for testing materials and efficient tracking of SCARs, as well as thorough review procedures by the Quality Assurance department.