FrontMatter -- Foreword -- Preface -- Acknowledgment of Reviewers -- Contents -- Summary -- 1 Introduction -- 2 Science Summary: The Interaction of the Solar Wind and the Local Interstellar Medium -- 3 The Next Logical Steps -- 4 An Interstellar Probe to the Boundaries of the Heliosphere and Nearby Interstellar Space -- 5 Strategic Directions -- Bibliography -- Appendixes -- A Statement of Task -- B Workshop Agenda and Participants -- C Acronyms and Abbreviations