---
title: How Trial Attorneys Prepare Witnesses and Evidence
slug: trial-witness-preparation-san-diego
article_type: Help Article
keywords: witness preparation, evidence
url: https://www.law.cornell.edu/wex/trial
published_date: 2025-10-27T00:00:00
---

Trial attorneys help clients and witnesses prepare through mock examinations, evidence organization, and legal guidance. Effective preparation builds credibility and persuasive courtroom presentations.[law.cornell.edu]