ftp://nora.hd.uib.no/pub/corpora/ contains logs of the CORPORA@HD.UIB.NO
discussions by corpus linguists
see also http://www.hd.uib.no/fileserv.html to extract logfiles via email.
I'm not sure if this all counts as "academic writings" though...
Eric Atwell, Distributed Multimedia Systems MSc Tutor, SOCRATES Coordinator,
and Director, Centre for Computer Analysis of Language And Speech (CCALAS)
School of Computer Studies, University of Leeds, LEEDS LS2 9JT, England
EMAIL: firstname.lastname@example.org TEL: (44)113-2335430 FAX: (44)113-2335468