Lamarck believed that acquired traits would be passed on to the next generation.
Your arbitration hearing will result in a decision (arbitration award) issued by the arbitrator(s) within 30 days of the hearing. The arbitration award will be final and binding on both you and your attorney, unless either of you seeks a trial de novo within 30 days.
How long after the disability hearing until I receive my decision? Data from the ODAR also notes that the amount of time for a decision after the hearing is held is (on average) anywhere from 50 to 80 days.