Why a Good Interpreter Will Not Clean Up Your Witness's Testimony

A witness answers a question with, “uh, yeah, well, I think he was there, at least I’m pretty sure.” A good interpreter renders exactly that: the hesitation, the hedge, the “pretty sure.” A helpful one renders “Yes, I’m sure he was there.” Only one of them protected your record. It feels like the second interpreter did the witness a favor. They did the opposite. They edited the testimony.

The jury hears your witness through the interpreter

When your witness does not speak English, the judge and jury do not evaluate the witness. They evaluate the interpretation. Every judgment about whether the witness is credible, careful, evasive, or sure of themselves comes through the interpreter’s rendering. Smooth a nervous, hedging answer into a crisp, confident one and you have not cleaned up the language. You have changed the witness the jury sees. It cuts both ways: a confident witness can be made to sound shaky, a hesitant one made to sound certain, and either way the record no longer matches what the witness gave.

Accuracy is a discipline, not a vibe

California’s Rule of Court 2.890 requires interpreters to render a message without embellishing, omitting, or editing. In practice that means several things at once:

No additions. If an attorney asks “Did you drive here today?” and the witness answers “I don’t have a license,” the interpreter renders exactly that. They do not add the “no” that seems implied. The inference belongs to the lawyers.

No omissions. Repetition and filler stay in. “I ran and ran and ran” is not tidied to “I ran.” An “um” or a false start can signal that a witness did not understand the question.

Register held steady. If counsel asks whether something “ameliorated the situation,” the interpreter renders it at that formal level, not as “made things better.” If the witness does not know the word, they can ask, exactly as an English speaker would.

Watch numbers and negatives. “Four” and “fourteen” can swap in a mishearing. A dropped “not” reverses the meaning of a sentence entirely. These are the errors that put the opposite of what was said on the record.

The hardest part is resisting the urge to look good

A witness gives a non-responsive answer. The judge asks when they last saw their children, and the answer comes back, “I love my children very much.” The room looks at the interpreter as if the interpreter erred. The professional renders it exactly anyway, because a non-answer is evidence, and getting the witness to clarify is the job of counsel and the court. A bilingual staffer usually “fixes” it to avoid looking bad, and in fixing it, rewrites the testimony. When your interpreter catches their own slip and says “interpreter correction: not four, but fourteen,” that same discipline is working in your favor, and it is the same instinct behind an interpreter who interrupts to protect the record.

What to look for

• A rendering that sometimes sounds rough or repetitive. That is often the sound of accuracy.
• An interpreter who asks to clarify a word rather than guessing.
• An interpreter who corrects their own record promptly and without defensiveness.
• An interpreter who never answers for, softens, or tidies your witness.

The same discipline shows up elsewhere in the series: the interpreter who declines a job they are not right for, and the one who renders behavior without explaining the culture behind it.

Kaplan Interpreting Services staffs court certified interpreters trained to protect the record, not improve it, for depositions, hearings and trial work. Contact us with the language and variety, the proceeding type, and the date.

Not legal advice. Interpreter conduct standards vary by jurisdiction.