Reviews in Colorado Archaeology (Volume 2) Article 1 (February 1, 2019): Metal Detection, An Essential Remote Sensing Approach for Historical Archaeologists (Charles M. Haecker, Douglas D. Scott, and Patrick Severts) Article 2 (October 10, 2019): Balancing the Scales: Harmonizing Heritage Management, Site-Specific Research, and the Mitigation of Adverse Effects (Richard H. Wilshusen)