I have a problem in alignment of text in tabularx environment
\documentclass[10pt,twocolumn]{article}
\usepackage[a4paper,margin=2cm,top=2cm,includehead,headsep=0.6cm,showframe=false]{geometry}
\usepackage{fancyhdr}
\usepackage{graphicx}
\usepackage{titlesec}
\usepackage{booktabs,tabularx}
\usepackage{ragged2e}
\renewcommand\tabularxcolumn[1]{b{#1}}
\begin{document}
\begin{table*}[!htb]
\centering
\caption{University of Toronto Sample Indicators for Investigation Skills}
\label{tab2}
\resizebox{\linewidth}{.5\textwidth}{
\begin{tabularx}{\linewidth}{*{6}{>{\raggedright\arraybackslash}X}}
\toprule
\textbf{02B Collect existing information}& No information collected &Information collected covers few/no important concepts or relevant prior work in research area.&Information collected covers some important concepts and relevant prior work in research area. &Information collected covers most important concepts and relevant prior work in research area.& Information collected covers all important concepts and relevant prior work in research area. \\
&&Information collected is not at all credible &Information collected is somewhat credible. &Information collected is mostly credible. &Information collected is entirely credible. \\
\textbf{02C Perform a pedagogical review of a research paper or article} &Review does not contextualize the article. &Review contextualizes the article incorrectly or superficially. &Review contextualizes the article ineffectively. &Review contextualizes the article. &Review contextualizes the article very effectively. \\
&No identification of: ☐ trends and patterns ☐ gaps in article ☐ major findings related to research questions &Incorrect identification of: ☐ trends and patterns ☐ gaps in article ☐ major findings related research questions & Minimal identification of: ☐ trends and patterns ☐ gaps in article ☐ learnings to research questions& Sufficient identification of: ☐ trends and patterns ☐ gaps in article ☐ learnings to research questions& Comprehensive identification of: ☐ trends and patterns ☐ gaps in article ☐ learnings to research questions \\
\textbf{02D Perform a critical review of a research paper or article}&☐ No summary provided ☐ No key ideas captured &☐ Summary is incorrect ☐ Incorrect ideas captured&☐ Summary is marginally sufficient ☐ Some key ideas missing &☐ Summary is complete ☐ Captures key ideas of the article &☐ Summary demonstrates substantial depth of understanding ☐ All key ideas emphasized\\
&☐ Criticism of key components not covered &Criticism of key components: ☐ incorrectly covered ☐ complete lack of insight &Criticism of key components: ☐ missing some key components ☐are superficial &Criticism of key components: ☐ mostly covered ☐ shows sufficient insight&Criticism of key components: ☐ exceptionally well covered ☐ are insightful \\
\bottomrule
\end{tabularx}}
\end{table*}
\end{document}
I want to have a table like this:
The problem is alignment of text from top.



\renewcommand\tabularxcolumn[1]{b{#1}}from your code. For single cells spreading over two rows (as shown in the example image, first column), you can have a look at themultirowpackage. – leandriis Nov 02 '17 at 09:56