To achieve a meeting of minds?

Does "to achieve a meeting of minds" mean "to obtain an ideological unity"?

Context:

AN INTERLUDE AT CAMBRIDGE
At a recent Cambridge conference on science and religion, where
I put forward the argument I am here calling the Ultimate
747 argument, I encountered what, to say the least, was a cordial
failure to achieve a meeting of minds on the question of God's
simplicity. The experience was a revealing one, and I'd like to
share it.
First I should confess (that is probably the right word) that the
conference was sponsored by the Templeton Foundation. The
audience was a small number of hand-picked science journalists
from Britain and America. I was the token atheist among the
eighteen invited speakers. One of the journalists, John Horgan,
reported that they had each been paid the handsome sum of
$15,000 to attend the conference, on top of all expenses. This
surprised me. My long experience of academic conferences included
no instances where the audience (as opposed to the speakers) was
paid to attend. If I had known, my suspicions would immediately