Multiple Authors per post and filter post by author

Try this plugin it’s the easy way of doing what you want
co-authors-plus

Related Posts:

  1. How to check if a user (not current user) is logged in?
  2. Select subscriber as author of post in admin panel?
  3. Echo author ID in author.php
  4. Woocommerce: assign an “author” to a product
  5. Programatically change post author
  6. Restrict one post per author
  7. Author page: Comments and Ratings?
  8. If Else Gravatar Author Picture
  9. Add rewrite endpoint to author page + pagination
  10. How can an author be subscribed to the posts of another author and receive notifications of the new posts?
  11. How we can get the author ID by its Name
  12. How to hide posts count and posts of other users from edit.php for contributors and authors
  13. Creating distinct pages for author profiles and lists of posts by author
  14. Making WordPress author follow button, need missing ingredient
  15. Get the comment author ID by the comment ID
  16. Author profile visitors in last 7 days in front end without plugins
  17. How To Remove The Author(s) From Certain Posts
  18. Remove /author/ from the author profile url
  19. Google Authorship on a multi-author blog?
  20. Replace Gravatar with img URL for avatars
  21. Change author base slug to user role
  22. Display Author role in archive or author page
  23. How to Add Author Editing Capability to Existing Post by Admin
  24. What is wrong with this code?
  25. Limit REST API output to current logged in user that is also author of the content
  26. Display only entire most recent post on author page?
  27. I only want to Display Author Link in authors bio
  28. Is it possible to get_terms by author?
  29. Author list ‘special’ author first then ‘normal’ author
  30. hide something in single page if current author has only one post
  31. Custom Author Loop
  32. get_the_author_meta( $field, 0 ) returns the administrator $field
  33. Showing author’s page with no posts
  34. Plugin for an author bio popup box?
  35. How to link to the current User/Author Profile page?
  36. Author website URL
  37. How can I get the author description’s excerpt?
  38. Conditional/Check: IF comment author is the post author
  39. How to use Buddypress xProfile field as WordPress Bio
  40. What do you put in child themes author tag?
  41. Make user as Default contributor for all Blog Posts
  42. How to list the authors of all revisions？
  43. Link Author’s Website in Author Bio
  44. Custom avatar image link added to the profile page
  45. Post list based on the page author
  46. How to set post author to custom post field via front-end form?
  47. Show Author information on post page on dashboard
  48. Author posts url… way to get display name to be url instead of user’s ID?
  49. Display emails of users who already posted at least once
  50. Get author’s first name
  51. Display only author posts in dashboard all posts panel
  52. Get avatar of the logged-in user in WordPress
  53. What does the class look like that is returned from WP_User_Query?
  54. Breadcrumbs – get the author?
  55. Display author name, outside the loop, if they haven’t published a custom post
  56. Is author.php a core file?
  57. Allow Google crawler to crawl specific Author pages
  58. Clean links in: the_author_meta(‘description’)
  59. Add Date and Author to Posts
  60. Changes show up in view source but not live site
  61. How to restrict an author scheduling their post date to a maximum X days ahead from the current date
  62. Different posttypes for different authors
  63. Create an Author Page on Registration
  64. author slug in the backend
  65. Can I Include author login in post class?
  66. Disable WordPress Comment Author Name
  67. Get 404 when try open author page
  68. get the headlines of the authors’ last post
  69. Working with Gravatars within a localhost development area
  70. Condition within single.php to send an email to the post author
  71. Author Page Create Link to Page That Lists All Author’s Posts?
  72. Unpublish Authors With not Fulfilled Fields
  73. Display Recent Posts in BuddyPress Profile
  74. Display All Authors only
  75. Display Authors avatars when more than one author
  76. How to reorder the content of the single post?
  77. Possible to switch between admin view and author view?
  78. How to show author page link
  79. Display all authors in a theme template
  80. Add Post Author body class to WordPress
  81. Improving Co-Authors Plus Plugin [closed]
  82. How to show list authors with at least five posts published
  83. Show Published and Draft posts from Logged in Author
  84. Best way to set up “reviewed by” in WordPress?
  85. WHen I click on post author (on frontend) it doesn’t go to author page
  86. List of all authors avatars
  87. How to fix a specific page (author archive) loading speed?
  88. Show text only to the author of the article
  89. Display Random Post in Author Page
  90. Show author image at home page latestest posts plugin
  91. Open the_author_link() in a new window
  92. WordPress author box
  93. How do you display a comment into a mail?
  94. Show author name not the author ID
  95. Author page link in comments is different than in posts?
  96. Author Link Not Displaying
  97. Change Post and CPT author on the fly while publish the post
  98. Profile Field In Admin Bar
  99. why is there an author.php
  100. How to force the Author Dropdown to display in Quick/Bulk edit?