Quick Definition
Confirmation bias, broadly defined, is the inclination to seek out, interpret, and remember information that supports one's pre-existing beliefs or values. It's a pervasive cognitive bias that affects reasoning and decision-making across various domains, including scientific inquiry, ethical judgments, and political discourse.
In philosophy, confirmation bias is particularly relevant because it undermines the core principles of critical thinking and logical argumentation. Philosophers strive for objectivity and impartiality, yet confirmation bias can subtly skew their analysis and evaluation of different viewpoints.
The importance of recognizing confirmation bias lies in its potential to distort our understanding of reality. By selectively attending to confirming evidence, we can construct a flawed and incomplete picture of the world, leading to poor judgments and misguided actions.
Confirmation bias can manifest in various ways within philosophical debates. For example, a philosopher might selectively focus on arguments that support their preferred ethical theory while dismissing criticisms or alternative perspectives. This can lead to a biased and unconvincing defense of their position.
Historically, the awareness of confirmation bias has grown alongside the development of cognitive psychology and behavioral economics. Philosophers have increasingly acknowledged the influence of psychological factors on reasoning and argumentation, leading to a greater emphasis on identifying and mitigating cognitive biases.
One way to combat confirmation bias is to actively seek out and consider opposing viewpoints. Engaging with diverse perspectives and challenging one's own assumptions can help to broaden one's understanding and reduce the influence of bias.
Another strategy is to employ rigorous methods of inquiry that emphasize objectivity and impartiality. This includes carefully evaluating evidence, considering alternative explanations, and being open to the possibility that one's initial beliefs may be incorrect.
The study of confirmation bias in philosophy highlights the importance of self-awareness and intellectual humility. Recognizing our own susceptibility to bias is the first step towards overcoming it and striving for more rational and objective reasoning.
Glossariz

Chinmoy Sarker
Did You Know?
Fun fact about Philosophy
The Ship of Theseus paradox explores identity: If every plank of a ship is replaced over time, is it still the same ship, or a completely new entity?