This review section covers journal articles and conference papers related to biosolids and sludge management that were published in 2012. The literature review has been divided into the following sections: • Biosolids regulations and management issues; • Biosolids characteristics and measurement including microconstituents, metals and pathogens; • Sludge treatment technologies including pretreatment and sludge minimization, conditioning and dewatering, digestion, composting; • Disposal and reuse including combustion/incineration and land application; • Odor and air emissions; and • Risk analysis.