I had the same experience, and also complained. Unilateral changing of fonts directly conflicts with Wolfram's stated hope and desire that Mathematica be used to generate publication-quality documents. My guess is that Wolfram will sort this problem out.
In article <firstname.lastname@example.org>, Fred Simons <email@example.com> wrote:
> The new stylesheet default.nb turned up in the last beta release. I was > heavily shocked observing this. All my course material, using the old > default style, now looks terrible. I wrote an angry reaction to wri, > suggesting that at least users should have the choice using the old or > the new default.nb, but never got a response. > > Fred > > Op 5-12-2012 9:10, firstname.lastname@example.org schreef: > > On Dec 4, 2012, at 4:09 AM, David Reiss <email@example.com> wrote: > > > >> On Dec 3, 4:03 am, Brendan Godfrey <brendan.godf...@ieee.org> wrote: > >>> Mathematica 8 had Times as its default font. Mathematica 9 uses > > Courier. How do I change it back to Times? Thanks. > >> Which default font are you referring to? The font for Text cells? > >> There are many different fonts depending on which type of cell you are > >> considering. > >> > >> One thing that has changed in a significant way in M9 is that the > >> fonts and styling for the default style sheet Default.nb are very > >> different than in V8 and all versions before. For example the default > >> font for Text cells is now Arial rather than Times, and the Section > >> cells now have a larger font size and are now colored orange rather > >> than black. > >> > >> As a general opinion, I feel that this is the wrong design > >> choice.... > > Agreement here! > > > > --- > > Murray Eisenberg > > firstname.lastname@example.org > > Mathematics & Statistics Dept. > > Lederle Graduate Research Tower phone 413 549-1020 (H) > > University of Massachusetts 413 545-2838 (W) > > > > 710 North Pleasant Street fax 413 545-1801 > > Amherst, MA 01003-9305 > > > > > > > > > > > > > > > > > > ----- > > Geen virus gevonden in dit bericht. > > Gecontroleerd door AVG - www.avg.com > > Versie: 2013.0.2793 / Virusdatabase: 2634/5936 - datum van uitgifte: > > 12/04/12 > > > > > >