Edited sentence: As a result, he earned the derisive nickname "Jon Contract.His large contract prevented the Hawks from taking part in any other major free agent signings for several years.The deal was roundly criticized since it paid Koncak more than Michael Jordan, Magic Johnson and Larry Bird.Though a reliable defender for much of his career, Koncak is perhaps best remembered for the six-year, US$ 13 million contract he received from the Hawks in 1989 – an unprecedented total for a reserve