What case is cited for determining the prejudicial effect of Ex Parte communications?

The selection of Professional Air Travel Controllers Organization v. Federal Labor Relations Authority as relevant to the prejudicial effect of Ex Parte communications is derived from the case's focus on how these communications can influence the decision-making process in regulatory and administrative proceedings. In this context, Ex Parte communications refer to any discussions or exchanges that occur outside the formal proceedings, which can undermine the integrity of the decision-making process if they involve one party without the knowledge or participation of others.

This case exemplifies the judicial scrutiny applied to such communications, emphasizing that they can lead to biases or perceived unfairness in outcomes, which the law seeks to avoid in order to ensure fairness and transparency in administrative actions. The principles established in this case guide courts in evaluating the impact of improper communications on the legitimacy of the proceedings and subsequent decisions made by regulatory bodies.

In contrast, the other options do not specifically address the prejudicial effects of Ex Parte communications in the context of legal precedent, making them less relevant in this scenario.