apprenticeship program, we would like to discuss how important witness testimony is in criminal cases in Thailand. This critical element of the criminal case trial process should not be ignored, since the judges in the criminal courts of Thailand can consider witness testimony from a credible witness to be as important as physical evidence. The lawyers and case managers at Thailand Bail have seen other Thai lawyers make the mistake in not preparing adequately for trial, especially for the witnesses from the prosecution. While Khun Garn is capable of working on high profile cases such as these, we will look at what kind of witnesses will have their testimony considered by the court and what makes a witness credible or not credible. ในที่สุด, we will briefly examine some ways in which witnesses can be made to seem not credible.