Related Experiment Video
Updated: Feb 3, 2026
06:51
The Modified Temptation Resistance Task: A Paradigm to Elicit Children's Strategic Lie-telling
Published on: April 6, 2018
8.9K
Testing the applied potential of the Sheffield Lie Test
Kristina Suchotzki1, Adam Berlijn1, Melina Donath1
1Department of Psychology, University of Würzburg, Marcusstr. 9-11, 97080 Würzburg, Germany.
Acta Psychologica
|November 5, 2018
Summary
The Sheffield Lie Test (SLT) shows potential for lie detection by measuring reaction times and errors. However, its effectiveness is limited, especially when participants have detailed alibis, impacting its practical application.
Area of Science:
- Psychology
- Forensic Science
- Cognitive Science
Background:
- The Sheffield Lie Test (SLT) is a reaction time measure used in deception research.
- Its utility as a practical lie detection tool remains debated.
- Previous studies highlight its use in laboratory settings for understanding deception mechanisms.
Purpose of the Study:
- To investigate the applied potential of the reaction time Sheffield Lie Test (SLT).
- To determine if SLT can discriminate between mock guilty and innocent participants.
- To assess the impact of alibi elaboration on SLT accuracy.
Main Methods:
- Two experiments utilized a reaction time SLT.
- Participants either committed a mock crime or performed an everyday activity.
- Reaction times and error rates were analyzed to differentiate groups.
Main Results:
- Experiment 1 showed guilty participants were slower and made more errors when lying, with high discrimination accuracy.
- Innocent participants exhibited the opposite pattern.
- Experiment 2, with an elaborated alibi, found reduced significance for guilty participants and lower accuracy.
Conclusions:
- The SLT demonstrates applied potential but also significant limitations in lie detection.
- Elaborating alibi details can diminish the test's effectiveness.
- Future research should explore solutions to enhance SLT reliability and validity.
Related Concept Videos
02:58Cell Potential and Free Energy
46.5K
Thermodynamics of a Redox Reaction
Thermodynamics is the branch of physics dealing with the relationship between heat and other forms of energy. In an electrochemical cell, chemical energy is converted into electrical energy.
Thus, a link can be predicted between cell potential, free energy change, and the equilibrium constant for the reaction. Cell potential can also be measured as the oxidant or the reducing strength, and similar acid-base strength measures are reflected in equilibrium...
Thermodynamics is the branch of physics dealing with the relationship between heat and other forms of energy. In an electrochemical cell, chemical energy is converted into electrical energy.
Thus, a link can be predicted between cell potential, free energy change, and the equilibrium constant for the reaction. Cell potential can also be measured as the oxidant or the reducing strength, and similar acid-base strength measures are reflected in equilibrium...
46.5K
00:52Potential Energy
42.7K
The energy stored by a structure and location of matter in space is called potential energy. For instance, raising a kettlebell changes its spatial location and increases its potential energy. Similarly, a stretched rubber band contains potential energy which, under certain conditions, can be converted into other forms of energy, such as kinetic energy.
Chemical bonds that form attractive forces between atoms also contain potential energy, called chemical energy. When a chemical reaction...
Chemical bonds that form attractive forces between atoms also contain potential energy, called chemical energy. When a chemical reaction...
42.7K
01:09Potential Energy
1.0K
A conservative force, such as a gravitational or elastic force, gives the body the capacity to do work. This capacity, measured as the potential energy, depends on the body's location or “position” relative to a fixed reference position or datum. The gravitational potential energy is considered zero at the reference point. Suppose a body is located at some vertical distance above a fixed horizontal reference or datum. In that case, the weight of the body has positive gravitational potential...
1.0K
03:02Standard Electrode Potentials
50.3K
On comparing the reactivity of silver and lead, it is observed that the two ionic species, Ag+ (aq) and Pb2+ (aq), show a difference in their redox reactivity towards copper: the silver ion undergoes spontaneous reduction, while the lead ion does not. This relative redox activity can be easily quantified in electrochemical cells by a property called cell potential. This property is commonly known as cell voltage in electrochemistry, and it is a measure of the energy which accompanies the charge...
50.3K
01:21The Resting Membrane Potential
142.6K
Overview
142.6K
01:16Electric Potential and Potential Difference
5.7K
Suppose a positive test charge moves away from a positive static charge, then the Coulomb force does positive work, and its electric potential energy decreases. The potential energy per unit charge is defined as the electric potential. The electric potential is independent of the test charge.
When a test charge moves from the initial to the final position, the electric potential difference between those positions is defined as the ratio of the change in the potential energy to the charge on the...
When a test charge moves from the initial to the final position, the electric potential difference between those positions is defined as the ratio of the change in the potential energy to the charge on the...
5.7K