Complex sentence: To this end, G4G hosts bi-annual Gathering 4 Gardner conferences, held in the spring of even-numbered years in Atlanta, Georgia, as well as facilitating G4G Celebration of Mind events all over the world each fall.
Split into simpler sentences: To this end, G4G hosts bi-annual Gathering 4 Gardner conferences, held in the spring of even-numbered years in Atlanta, Georgia. G4G also facilitates Celebration of Mind events all over the world each fall.