Listening effectiveness is best increased by:

Effective listening is an active process that requires complete concentration on the speaker. Resisting distractions, both internal (e.g., preconceived notions, wandering thoughts) and external (e.g., environmental noise, interruptions), is the most critical first step to ensure the listener can accurately receive and process the speaker's message. Without this focus, the foundation for comprehension, evaluation, and retention is compromised. This principle is a cornerstone of active listening, a crucial skill for internal auditors during interviews and meetings to gather complete and accurate information.

B. Waiting to review key concepts until the speaker has finished talking. This is a passive approach that can lead to significant information loss and misunderstanding, as the listener may forget crucial early points.
C. Tuning out messages that do not seem to fit the meeting purpose. This constitutes premature judgment and filtering, which can cause the listener to miss vital context or information that only becomes relevant later.
D. Factoring in biases in order to evaluate the information being given. The goal of an effective listener, particularly an auditor, is to be objective by recognizing and setting aside personal biases, not actively incorporating them into the evaluation. ---

1. University Courseware: The University of Minnesota Libraries Publishing. (2013). Business Communication for Success. Chapter 5.1, "Listening." This text identifies overcoming environmental and psychological "noise" (distractions) as a primary strategy for becoming a more effective listener. It states, "Focusing on a speaker can be a challenge. The next time you find your mind wandering from a speaker, work to redirect your attention to their message."

2. Peer-Reviewed Academic Publication: Worthington, D. L., & Fitch-Hauser, M. (2018). Listening: Processes, Functions, and Competency. Routledge. In Chapter 6, "Barriers to Listening," the authors extensively discuss internal and external distractions as significant obstacles to effective listening and emphasize the need for cognitive effort to overcome them. (DOI not available for the entire book, but the concept is central to listening theory).

3. Official IIA Guidance (Conceptual Link): The Institute of Internal Auditors (IIA). (2017). International Professional Practices Framework (IPPF). Standard 1210 – Proficiency. This standard requires internal auditors to possess the necessary interpersonal skills to perform their responsibilities. Effective listening is a fundamental interpersonal skill required to fulfill other standards, such as 2310 (Identifying Information) and 2320 (Analysis and Evaluation), which depend on gathering complete and accurate information from stakeholders.