great person creation

I'm brand new to modding and I am currently making a new civ. I wanted to make a Great Person replacement that has the abilities of all the great people, founding religions, planting academies, etc. I planned to code a different polymath for each great person so that the AI would work fine...

As seen above, I've encountered a very odd glitch here and I'd rather not have 2-3 Great People spawning each turn. IGE doesn't have any option to edit non gold/culture/faith/science yields and I'd rather not simply restart this game entirely. Any chance I could get a "For Dummies" guide on how...

Following on a recent thread about a creating a civilization trait granting a great persons upon construction of a district (after a specific technology is researched), I tried and ultimately gave up coding this in XML. The Modifier available in XML...