Published in "Galaxy Mergers in an Evolving Universe",
Proceedings of a conference held 23-28 October, 2011 in Hualien,
Taiwan. Edited by Wei-Hsin Sun, C. Kevin Xu, Nick Z. Scoville, and David
B. Sanders. ASP Conference Proceedings, Vol. 477. San Francisco:
Astronomical Society of the Pacific, 2013, p.47.
Abstract: I review what tidal tails in particular, collisional debris in general, might tell us about galaxies (their structure, current content and past mass assembly) about mergers in the nearby and distant Universe (major vs minor, wet vs dry, number evolution) and finally about the laws of gravity.
The paper is in pdf format.