Review related work

[aronwc]

Estimating causal effects from observational data:

• King et al.
• Winship

Inferring health from Twitter

• Sadilek et al.

[aronwc]

• de Choudhury et al correlate post-partum depression with linguistic and extra-linguistic features

[aronwc]

What are the positive psychological effect of exercise? These are some ideas:

• http://www.psychologyandsociety.org/__assets/__original/2012/11/Swan_Hyland.pdf
• http://www.unm.edu/~lkravitz/Article%20folder/exandpsychological2.html

[vlandeiro]

• Taylor, C. B., Sallis, J. F., & Needle, R. (1985). The relation of physical activity and exercise to mental health. Public health reports, 100(2), 195.
• Pretty, J., Peacock, J., Sellens, M., & Griffin, M. (2005). The mental and physical health outcomes of green exercise. International journal of environmental health research, 15(5), 319-337.

[aronwc]

See "Predicting depression via social media" for possible social/linguistic indicators of depression.

[aronwc]

We discussed "Predicting depression..." paper; linguistic features are most important ("depression" words culled from Yahoo answers; emotion words from LIWC and ANEW; style words from LIWC). Some social features are predictive, such as ego-network (how central are you to your friendship clusters)