A New Explanation of 3 for 1 basis in OD&D
For decades there has been a debate on how to interpret what seem to be rules for ability score modification in Original Dungeons & Dragons (OD&D). Do the actual scores change, or is it just for experience bonus determination? I found a piece of information that leads to a new understanding of the text that finally solves the inherent contradictions and questions the text brings up. The Text In OD&D Volume I: Men & Magic p10-11, we get the following text: Changing Character Class: While changing class (for other than elves) is not recommended, the following rule should be applied: In order for men to change class they must have a score of 16 or better in the prime requisite (see below) of the class they wish to change to, and this score must be unmodified. [...] ... Explanation of Abilities: The first three categories are the prime requisites for each of the three classes: Fighting-Men, Magic-Users, and Clerics. [...] Strength is the prime requisite for fighters