〔 ommunity Structures, Software and Behavior…… Community Structures Publisher-Led 123 Interest-Led Product-Led 124 Supporting Social Interactions 125 Non-Text-Based Social Interaction 127 Competition: Making Games Social Content Creation and Collectives 131 Social Microblogging Who Is Sharing, and Why? 134 Competition Between Peers Skews Interaction Talking About Things That Are Easy to Discuss 134 How Are They Sharing? Being Semiprivate 135 festreaming and Social Aggregation Overfeeding on Lifestreams A Simple Core for Rapid Growth 139 Social Software Menagerie Blogg 141 Commenting Is not the Same As blo Groups 144 Group Formation Group Conversation 145 150 Collaboration Tools for Groups Social Platforms As a Foundation 151 Ning and White Label Social Software Growing Social Networks 153 10. Social Network Patterns .155 Sharing Social Objects 155 Relationships and Social Objects Determining the Right Social object 157 Deep and Broad Sharing 159 Capturing Intentionality Cohesion 163 Filtering lists by popularity 165 Filtering Lists to Show Recent Content 165 Calculating Popularity Across a Site 168 Commenting, Faving, and Rating x Table of Contents9. Community Structures, Software, and Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123 Community Structures 123 Publisher-Led 123 Interest-Led 124 Product-Led 124 Supporting Social Interactions 125 Non-Text-Based Social Interaction 127 Competition: Making Games Social 130 Content Creation and Collectives 131 Social Microblogging 132 Who Is Sharing, and Why? 134 Competition Between Peers Skews Interaction 134 Talking About Things That Are Easy to Discuss 134 How Are They Sharing? 135 Being Semiprivate 135 Lifestreaming and Social Aggregation 135 Overfeeding on Lifestreams 137 A Simple Core for Rapid Growth 139 Social Software Menagerie 140 Blogging 141 Commenting Is Not the Same As Blogging 143 Groups 144 Group Formation 144 Group Conversation 145 Group Aggregation Tools 150 Collaboration Tools for Groups 150 Social Platforms As a Foundation 151 Ning and White Label Social Software 152 Growing Social Networks 153 Summary 154 10. Social Network Patterns . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155 Sharing Social Objects 155 Relationships and Social Objects 156 Determining the Right Social Object 157 Published Sites Expect Audiences 158 Deep and Broad Sharing 159 Capturing Intentionality 162 Cohesion 163 Filtering Lists by Popularity 165 Filtering Lists to Show Recent Content 165 Calculating Popularity Across a Site 168 Commenting, Faving, and Rating 169 x | Table of Contents