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Contents

1 Introduction

2 The Joint Planck/CMB-Herschel Studies
2.1 Integrated Sachs-Wolfe (ISW) Effect
2.2 Gravitational Lensing of the CMB
2.3 Sunyaev-Zel’dovich Effect
2.4 Extracting the kinetic SZ and patchy reionization signal

3 Cosmological Studies with HSLS
3.1 Source Clustering and BAO Cosmology out to $z\sim2$
3.2 Primordial Non-Gaussianity
3.3 Cosmic magnification of sub-mm sources
3.4 Mapping Cosmic Infrared Background Fluctuations with HSLS
3.5 Applications related to massive cluster finding
3.6 IGM dust with Herschel-SPIRE Legacy Survey Cross-Correlations
3.7 Applications to 21-cm Measurements

4 The Strongly Lensed Sub-mm Sources
4.1 Dark Energy
4.2 Dark matter halo properties
4.3 Fundamental plane of early-type galaxies
4.4 Substructure in dark matter halos
4.5 A lensed view of sub-mm galaxies at high redshifts
4.6 Sub-mm follow-up observations

5 The High-redshift ($z>1$) Sub-mm Universe
5.1 Overview
5.2 High $\mathcal{Z}$ galaxy demographics: What galaxies will be detected by HSLS?
5.3 HSLS High $\mathcal{Z}$ Science Drivers

6 The Local ($z<1$) Sub-mm Universe
6.1 Introduction
6.2 Multiwavelength Surveys of the $z<1$ Universe
6.3 The Power of a 4000 Square Degree Survey with Herschel

7 The Search for Rare Objects
7.1 Active Galactic Nuclei and rare objects

8 Galactic Dust and Stellar Sources
8.1 High galactic latitude star formation
8.2 The properties of dust in the diffuse High Galactic latitude ISM
8.3 Dust and the formation of molecular clouds at high latitude
8.4 Debris Discs and other stars associated with dust

Executive Summary
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