The 9th Qualitative and Quantitative Methods in Libraries International Conference (QQML2017) was scheduled during the previous 8th QQML2016 Conference. QQML2009, QQML2010, QQML2011, QQML2012, QQML2013, QQML2014, QQML2015 and QQML2016 were successful events both from the number and quality of the presentations and from the post conference publications in Journals and Books. QQML2017 will continue and expand the related topics.