The art of getting the BEST Testimonials Part 1
How to Give and Get Exceptional Testimonials, Part One - Copyblogger -
And its a podcast over at
https://itunes.apple.com/us/podcast/id402427480
It covers:
The three types of testimonials -- and which type is the easiest to get and most versatile to use
How to create a sense of connection between your prospective buyer and the person behind your testimonial
The best time to "harvest" testimonials (hint: look for "peak happiness" moments)
How to make gathering testimonials an automatic part of your marketing efforts
Good stuff!
And if you want an easy testimonial WP plugin, consider:
https://wordpress.org/plugins/testimonial/
https://wordpress.org/plugins/testimonial-add/
Enjoy!