Aaron Kirman’s Speech Impediment Prevented Him From Saying His Own Name as a Child. Now, He’s Sold $3.5 Billion in Real Estate. Posted by August 21, 2017 Leave a comment on Aaron Kirman’s Speech Impediment Prevented Him From Saying His Own Name as a Child. Now, He’s Sold $3.5 Billion in Real Estate. How the real estate superstar sells to billionaires and royalty.