Implementing precision methods in personalizing psychological therapies: Barriers and possible ways forward

• Personalizing psychological treatments involves the clinician's efforts to customize or modify treatment based on the individual's needs to enhance treatment outcomes. • Within the umbrella term “personalization”, the application of precision methods to clinical psychology has led to data-driven psychological therapies. • Implementing data-informed psychological therapies is a multifaceted endeavour that encompasses four main areas: Clinical and practical factors, technical aspects, statistical considerations, and contextual frameworks.