The Books Insiderindependent audiobook data
Material Witness by Robert K. Tanenbaum

Material Witness: Audiobook

Book 5 of the Butch Karp and Marlene Ciampi series

According to The Books Insider's catalog data, the Material Witness audiobook runs 11.4 hours unabridged, narrated by Traber Burns (about 7.6 hours at 1.5× playback speed).

11.4listening hrs
Legal & Politicalstore shelf
2013released
Free for new listeners

The instrument When will you finish it?

Based on 11.4 hours of listening.

Days to finish Material Witness at common listening paces
Your paceYou'll finish in
30 min / day23 days
1 hour / day12 days
2 hours / day6 days
1 hour / day at 1.5×8 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 11.4 hours, it runs longer than 68% of the 2,576 Legal & Political audiobooks in our catalog.

Catching up on The Butch Karp and Marlene Ciampi Series

This is book 5. Books 1 to 4 run 44.6 hours before it; books 1 to 10 run 117.6 hours in all.

About as long, on the Legal & Political shelf

629 Legal & Political audiobooks in our catalog run within 10% of this length. The most popular on the store:

Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.

About this listen

Material Witness is book 5 of Robert K. Tanenbaum's Butch Karp and Marlene Ciampi series: a 11.4-hour unabridged recording, read by Traber Burns, released September 1, 2013, on the Legal & Political shelf.

The listen at a glance

Length
11.4 hrs
Narrated by
Traber Burns
Released
September 1, 2013
Format
Unabridged audiobook
Language
English
Store shelves
Legal & Political
Series
The Butch Karp and Marlene Ciampi Series #5
ISBN
9781620645772

How to listen to Material Witness free

New members at audiobooks.com get three free audiobooks with the trial.

Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.

Start listening free

Questions listeners ask

How long is the Material Witness audiobook?

Material Witness runs 11.4 hours unabridged. At 1.5× speed that drops to roughly 7.6 hours.

Is the Material Witness audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates Material Witness?

Material Witness is narrated by Traber Burns.

Is Material Witness worth listening to at 1.5× speed?

At 1.5× you'd finish in about 7.6 hours, saving 3.8 hours.