User profiles for Sam Roberts

Sam Roberts

- Verified email at ljmu.ac.uk - Cited by 3821

Samantha Roberts

- Verified email at gc.cuny.edu - Cited by 2342

[PDF][PDF] # Digital beginnings: Young children's use of popular culture, media and new technologies

J Marsh, G Brooks, J Hughes, L Ritchie, S Roberts… - 2005 - academia.edu
This report presents the findings of a study which took place from September 2004 to July
2005. The study explored young children’s (aged from birth to six) use of popular culture, …

Exploring variation in active network size: Constraints and ego characteristics

SGB Roberts, RIM Dunbar, TV Pollet, T Kuppens - Social Networks, 2009 - Elsevier
Studies of active personal networks have primarily focused on providing reliable estimates
of the size of the network. In this study, we examine how compositional properties of the …

Use of social network sites and instant messaging does not lead to increased offline social network size, or to emotionally closer relationships with offline network …

TV Pollet, SGB Roberts, RIM Dunbar - … , Behavior, and Social …, 2011 - liebertpub.com
The effect of Internet use on social relationships is still a matter of intense debate. This study
examined the relationships between use of social media (instant messaging and social …

Efficacy and effectiveness of screen and treat policies in prevention of type 2 diabetes: systematic review and meta-analysis of screening tests and interventions

E Barry, S Roberts, J Oke, S Vijayaraghavan… - bmj, 2017 - bmj.com
Objectives To assess diagnostic accuracy of screening tests for pre-diabetes and efficacy of
interventions (lifestyle or metformin) in preventing onset of type 2 diabetes in people with pre-…

Persistence of social signatures in human communication

…, EA Leicht, E López, SGB Roberts… - Proceedings of the …, 2014 - National Acad Sciences
The social network maintained by a focal individual, or ego, is intrinsically dynamic and
typically exhibits some turnover in membership over time as personal circumstances change. …

Communication in social networks: Effects of kinship, network size, and emotional closeness

SGB Roberts, RIM Dunbar - Personal Relationships, 2011 - Wiley Online Library
Communication is important in preventing social relationships from decaying over time. This
study examined the effects of social network size, emotional closeness, and type of …

Large-scale optical phased array using a low-power multi-pass silicon photonic platform

…, YC Chang, CT Phare, MC Shin, M Zadka, SP Roberts… - Optica, 2020 - opg.optica.org
Optical phased arrays are a promising beam-steering technology for ultra-small solid-state
lidar and free-space communication systems. Long-range, high-performance arrays require a …

The costs of family and friends: an 18-month longitudinal study of relationship maintenance and decay

SGB Roberts, RIM Dunbar - Evolution and Human Behavior, 2011 - Elsevier
Evolutionary theory predicts that kin relations will be distinct from friendships, but recent
studies have suggested a degree of similarity between these two types of relationships. In this …

The taphonomy of cooked bone: characterizing boiling and its physico–chemical effects

SJ Roberts, CI Smith, A Millard, MJ Collins - Archaeometry, 2002 - Wiley Online Library
Cooking is perhaps the most common pre–burial taphonomic transformation that occurs to
bone, yet it is still one of the least understood. Little progress has been made in determining a …

Individual differences and personal social network size and structure

SGB Roberts, R Wilson, P Fedurek… - Personality and individual …, 2008 - Elsevier
Although personality factors are known to influence sociality, there is as yet no evidence to
suggest that they directly affect the size of social networks. In the present study, 168 adults …