Wisnton Ewert has developed a model to explain the pattern of similarities in different organisms which mimics how computer applications inherit software from a diverse range of lower-level modules.
There’s no doubt that the confrontation with Darwinian evolution in the 19th century stole much of the confidence of traditional faith leaders.
Wallace’s formulation of evolution was quite incompatible with Darwin’s. His theory might be called intelligent evolution.
ID is a rival theory, a scientific theory, doing the normal work that scientific ideas must do to supplant a currently dominant idea.
As I asked in a previous post: Why is Alfred Russel Wallace today a comparatively little known figure next to Darwin?