Jack Kassewitz
SpeakDolphin iPad App donated by Concentric Sky
The SpeakDolphin.com Project is spearheaded by Global Heart, Inc., a 501(c)3 non-profit organization based in Miami, Florida, founded by Donna & Jack Kassewitz.
Merlin rests on Lissie's belly.
Jack works with Hannah, an orangutan, at Jungle Island.
Jack and Hannah, an orangutan, at Jungle play together. 
A stick becomes a bridge of communication between Hannah and Jack at Jungle Island.
Click on TED Talks to see a talk that refers to us.

Schools, Teachers and Students

If you or your school is interested in having Jack speak to your class or you or your group would like to travel with him as an intern(s) to do dolphin communication research and animal cognition studies, contact him at: speakdolphin@mac.com 
This was the most amazing time I have ever had, life changing...I did not know science could be both fun and as rewarding as this was.
                                                                                                                     -Randi Marks
Jack working with young interns and manatees.
Donna using Dolphin Energy Medicine.
Nat Geo KIDS - February 2011- Photo by Donna Kassewitz
Scholastic Science November 2010
Jack and Glenn Fried discuss a Tamandua for 
You Don'T Know JACK.
Trainer bottle feeding a stranded manatee.
Jack's work has been featured on:
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