 Source As was the convention of the time gentleman amateurs have their initials in front of their surname and professional players have their initials after their name, if used at all.The Australians were all amateurs until the Packer Revolution, even though they played like professionals.Jack Iverson in his only Test series took 21 wickets (15.23), giving him the 10th lowest bowling average of those who have taken 10 or more Test wickets.