Title: The Role and Accuracy of Lie Detectors in Ireland's Judicial System

The judicial system is an integral part of every country, designed to maintain law and order. In Ireland, this system has evolved over the years to include modern scientific methods for crime-solving and truth-finding, one of these being the use of lie detectors or polygraphs. However, questions often arise concerning their role and accuracy within the Irish judicial framework.

Lie detectors play a significant role in Ireland’s criminal justice process primarily in investigative phases rather than during court trials. They are predominantly used by the Garda Síochána (Irish police force) during their investigations as a tool for verifying statements or eliciting confessions. Despite not being admissible evidence in court due to legal standards and concerns about reliability, they serve as an important investigatory aid.

In terms of efficiency and accuracy, lie detectors have been met with both praise and skepticism. Polygraph tests measure physiological responses such as heart rate, blood pressure, breathing rate and perspiration while a person answers a series of questions. The underlying premise is that deceptive answers will produce physiological responses that can be differentiated from those associated with non-deceptive answers.

However, doubts persist about their reliability because human physiology can vary greatly between individuals; what may indicate lying in one person might simply be the result of stress or anxiety in another. Furthermore, some people can manipulate their physiological responses through various techniques making it difficult to discern truthfulness accurately.

A study conducted by the American Polygraph Association suggests that when administered correctly, polygraph tests have an accuracy rate ranging from 80% - 90%, but this figure is contested by many researchers who argue that these numbers are inflated due to bias in test administration or interpretation.

Despite their potential shortcomings, lie detectors remain an integral part of Ireland's policing strategy owing to their perceived benefits such as deterring false information during interrogations or leading investigators on new leads. However, their utilization is strictly regulated to ensure they are not used as the sole determinant of guilt or innocence.

In conclusion, while lie detectors play a significant role in Ireland's judicial system, their accuracy remains a contentious issue. They serve as valuable tools for investigators but should be viewed within a broader investigative context rather than as infallible instruments of truth. It is crucial that continual research and improvements are made to these devices to enhance their reliability and efficacy within the legal framework, ensuring fairness and justice is served in every case.