1 General introduction; 2 The recognition of and information disclosure by intellectually disabled suspects in police interviews An annotated review of the literature; 3 Police interviewing methods and intellectually disabled suspects; 4 Experts and practitioners on the do’s and don’ts in interviewing suspects with ID; 5 Coding police interviews and suspect statements Methodology and research design; 6 How investigators detect suspects’ intellectual disability Addressed person-oriented topics and subsequent indicators; 7 Interviewing intellectually disabled suspects Questions, techniques and suspect statements; 8 Interviewing intellectually disabled suspects The influence of questions and techniques on suspect statements; 9 General conclusion and discussion;This book provides insights into the process of detecting suspects with intellectual disabilities (ID) during police interviews, and examines the impact of questioning techniques on suspects’ information disclosure. Suspects with ID are overrepresented in the criminal justice system, making it essential to safeguard their needs and rights while facilitating the disclosure of accurate and comprehensive information. Drawing from literature, expert and practitioner interviews, and analyses of Dutch police interviews, this book highlights the crucial role of interview training. Furthermore, it offers recommendations to enhance ID detection, improve information gathering, and safeguard suspects with ID. The practical implications benefi t both suspects with ID and broader investigative practices. This valuable resource for academics, police, law enforcement, and policymakers contributes to more effective and fair investigative procedures. Robin Kranendonk is a researcher at the Dutch Police Academy and the Netherlands Institute for the Study of Crime and Law Enforcement, specializing in investigative interviewing