Carbon supports the Testimonial Custom Post Type enabled by Jetpack. For greater flexibility, we’ve also added support for displaying a single testimonial:
Support for Jetpack testimonials transformed my life… I can’t believe how good the Carbon theme is!
How to display a specific Jetpack testimonial
To include a single testimonial anywhere, use this shortcode, where post_id is the id of the testimonial you want to display.
By using the Bedrock Custom Field / Shortcode widget you can then easily place specific testimonials in any widget area, on any page.