Christian mission workers from the global South find it hard to break into the "closed societies" of the North, Tanzanian church leader the Rev Fidon R. Mwombeki says.

"Good" and "bad" evangelism came under the spotlight when a diverse group of Christians met to discuss the legacy of the 1910 Edinburgh Missionary Conference 100 years later.

Engagement with other churches has helped Catholic bishops educated in a dated “theology of exclusion” to move towards a genuine “ecumenical commitment”, Edinburgh 2010 observers have heard.