The purpose of this request for information (RFI) to obtain input from stakeholders and the research community regarding technologies for the deconstruction of lignocellulosic biomass to intermediates and for the upgrading of biomass derived intermediates to hydrocarbon transportation fuels and blendstocks, as summarized in the accompanying draft Conversion Technologies for Advanced Biofuels (CTAB) Roadmap. In addition to this, this RFI is requesting all stakeholders with an opportunity to contribute their views and opinions regarding the draft roadmap from the U. S. Department of Energy (DOE) as a result of its CTAB road mapping workshop held December 6-8, 2011. Although the DOE may determine as the result of this RFI to issue a formal Funding Opportunity Announcement (FOA), there is no guarantee that future funding opportunities or other activities will be undertaken as a result of this RFI. The full RFI is posted on the FedConnect website at https://www.fedconnect.net. Instructions for submitting comments are contained in the full text of the RFI which can be obtained at https://www.fedconnect.net by clicking on ?Search Public Opportunities?. Under ?Search Criteria?, select ?Issuing Office?, enter ?Golden Field Office?, then click on ?Search?. Once the screen comes up, locate the appropriate Announcement. Responses must be submitted through the CTAB Mailbox (CTAB_RFI@go.doe.gov) to be reviewed for inclusion in the CTAB Roadmap.