Later on this year (26 May), look for Anna Jackson's Diary Poetics: Form and Style in Writers' Diaries, 1915-1962 . New York: Routledge, 2010. I mention this, as there is a chapter on Plath, as one might expect. It is in the series Routledge studies in twentieth-century literature. ISBN is 9780415998314. Also, later this year (31 May), see Neil Corcoran's Shakespeare and the Modern Poet . New York: Cambridge University Press, 2010. I mention this, as there is a chapter on Plath, as one might expect, "Survivor of Cease: Shakespeare and Sylvia Plath in Ted Hughes's Poems." Luke Ferretter and Nephie Christodoulides have published articles in Woolf Editing/Editing Woolf: Selected Papers from the Eighteenth Annual Conference on Virginia Woolf: University of Denver, Denver, Colorado, 19-22 June, 2008 . Clemson, SC: Clemson University Digital Press, 2009, edited by Eleanor McNees and Sara Veglahn . See Nephie's essay "On Not Being Able to Paint: Writing In
Sylvia Plath Info Blog by Peter K. Steinberg. The blog of A celebration, this is.