In fact, the very idea of attracting expert people here may be a bit pie-in-the-sky anyway. Imagine you were a literature professor - would you want to spend your spare time frittering around on Stack Exchange answering people's questions about literature in a way that fits into this company's Q&A system? Probably not. Like I said way back on Area 51way back on Area 51:
replaced http://discuss.area51.stackexchange.com/ with https://area51.meta.stackexchange.com/
replaced http://literature.stackexchange.com/ with https://literature.stackexchange.com/
replaced http://meta.scifi.stackexchange.com/ with https://scifi.meta.stackexchange.com/